slab |slæb| — block consisting of a thick piece of something

slab-sided |ˌsaɪdɪd| — having flat sides

slabber |ˈslabər| — let saliva drivel from the mouth

slack |slæk| — dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve

slack off |sˈlæk ˈɒf| — become less in amount or intensity

slack up |sˈlæk ʌp| — make less active or fast

slacken |ˈslækən| — become slow or slower

slacker |ˈslækər| — a person who shirks his work or duty (especially one who tries to evade military service in wartime)

slackness |sˈlæknəs| — weakness characterized by a lack of vitality or energy

slacks |sˈlæks| — (used in the plural) pants for casual wear

slade |sˈleɪd| — (now rare or dialectal) A valley, a flat grassy area, a glade.

slag |slæɡ| — the scum formed by oxidation at the surface of molten metals

slain |sleɪn| — people who have been slain (as in battle)

slake |sleɪk| — satisfy (thirst)

slalom |ˈslɑːləm| — a downhill race over a winding course defined by upright poles

slam |slæm| — winning all or all but one of the tricks in bridge

slam-bang  — in a careless or reckless manner

slammer |ˈslæmər| — a person who closes things violently

slander |ˈslændər| — words falsely spoken that damage the reputation of another

slanderer |ˈslɑːndərər| — one who attacks the reputation of another by slander or libel

slanderous |ˈslændərəs| — (used of statements) harmful and often untrue; tending to discredit or malign

slang |slæŋ| — informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar

slanguage |ˈslæŋwɪdʒ| — language characterized by excessive use of slang or cant

slangy |ˈslæŋɪ| — constituting or expressed in slang or given to the use of slang

slant |slænt| — a biased way of looking at or presenting something

slanted |sˈlæntəd| — having an oblique or slanted direction

slanting |ˈslæntɪŋ| — having an oblique or slanted direction

slantwise |ˈslɑːntwaɪz| — at a slant; moving or directed in a slantwise position or direction

slap |slæp| — a blow from a flat object (as an open hand)

slap-bang |slæp ˈbæŋ| — directly or immediately

slap-up |ˈslap ˌəp| — very good

slapdash |ˈslæpdæʃ| — in a careless or reckless manner

slaphappy |ˌslæpˈhæpɪ| — cheerfully irresponsible

slapjack |ˈslapˌjak| — (US, dialect) A type of pancake, or flapjack

slapping |sˈlæpɪŋ| — Present participle of slap.

slapstick |ˈslæpstɪk| — a boisterous comedy with chases and collisions and practical jokes

slash |slæʃ| — a wound made by cutting

slashing |sˈlæʃɪŋ| — as if striking with slashing blows

slat |slæt| — a thin strip (wood or metal)

slate |sleɪt| — (formerly) a writing tablet made of slate

slater |sˈleɪtər| — any of various small terrestrial isopods having a flat elliptical segmented body; found in damp habitats

slather |ˈslæðər| — spread thickly

slats |sˈlæts| — plural form of slat

slattern |ˈslætərn| — a prostitute who attracts customers by walking the streets

slatternly |ˈslætərnlɪ| — characteristic of or befitting a slut or slattern; used especially of women

slaty |ˈsleɪtɪ| — of the color of slate or granite

slaughter |ˈslɔːtər| — the killing of animals (as for food)

slaughtered |sˈlɒtərd| — simple past tense and past participle of slaughter

slaughterer |ˈslɔːrtərər| — a person who slaughters or dresses meat for market

slaughterhouse |ˈslɔːtərhaʊs| — a building where animals are butchered

slaughtering |sˈlɒtərɪŋ| — Present participle of slaughter.

slaughterman |ˈslɔːtəmən| — A man employed to slaughter animals work in a slaughterhouse.

slaughterous |ˈslɔːtərəs| — accompanied by bloodshed

Slav |slɑːv| — any member of the people of eastern Europe or Asian Russia who speak a Slavonic language

slave |sleɪv| — a person who is owned by someone

slave-driver |ˈsleɪv draɪvər| — An overseer of slaves at work.

slave-trade |ˈsleɪv treɪd| — traffic in slaves

slaveholder |ˈsleɪvhəʊldə| — someone who holds slaves

slaver |ˈslævər| — a person engaged in slave trade

slavery |ˈsleɪvərɪ| — the state of being under the control of another person

slavey |ˈsleɪvɪ| — a female domestic servant who does all kinds of menial work

Slavic |ˈslɑːvɪk| — a branch of the Indo-European family of languages

slavish |ˈsleɪvɪʃ| — blindly imitative

Slavonian |sləˈvəʊniːən| — A native or inhabitant of Slavonia.

Slavonic |sləˈvɑːnɪk| — a branch of the Indo-European family of languages

slaw |sˈlɒ| — basically shredded cabbage

slay |sleɪ| — kill intentionally and with premeditation

slayer |sˈleɪər| — someone who causes the death of a person or animal

sleaze |sliːz| — tastelessness by virtue of being cheap and vulgar

sleazy |ˈsliːzɪ| — of cloth; thin and loosely woven

sled |sled| — a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow

sledding |sˈledɪŋ| — the sport of riding on a sled or sleigh

sledge |sledʒ| — a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow

sledgehammer |ˈsledʒhæmər| — a heavy long-handled hammer used to drive stakes or wedges

sleek |sliːk| — make slick or smooth

sleeky |ˈsliːkiː| — sleek, slick

sleep |sliːp| — a natural and periodic state of rest during which consciousness of the world is suspended

sleep in |sˈliːp ɪn| — sleep later than usual or customary

sleep off |sˈliːp ˈɒf| — get rid of by sleeping

sleep out |sˈliːp ˈaʊt| — work in a house where one does not live

sleeper |ˈsliːpər| — a rester who is sleeping

sleeperette |ˌsliːpəˈret| — A seat in a train compartment that converts into a simple bed

sleepily |sˈliːpəlɪ| — in a sleepy manner

sleepiness |ˈsliːpɪnəs| — a very sleepy state

sleeping |sˈliːpɪŋ| — the state of being asleep

sleeping-bag |ˈsliːpɪŋ bæɡ| — A padded or insulated bag large enough to surround the whole body and which keeps the user warm while sleeping, used as a substitute for bedclothes.

sleeping-car |ˈsliːpɪŋ kɑːrr| — A railroad car with sleeping facilities for passengers travelling overnight.

sleeping-pills |ˈsliːpɪŋ pɪlz| — plural form of sleeping pill

sleeping-sickness |ˈsliːpɪŋ sɪknəs| — (pathology) An endemic infectious disease of humans and animals in tropical Africa, caused by a parasitic trypanosome, transmitted by the tsetse fly and characterized by fever, severe headache, joint pains and lymph node swelling in the early stages, foll

sleepless |ˈsliːpləs| — experiencing or accompanied by sleeplessness

sleeplessness |ˈsliːpləsnəs| — a temporary state in which you are unable (or unwilling) to sleep

sleepwalk |ˈsliːpwɔːk| — walk in one's sleep

sleepwalker |ˈsliːpwɔːkər| — someone who walks about in their sleep

sleepwalking |ˈsliːpwɔːkɪŋ| — walking by a person who is asleep

sleepwear |sˈliːˌpwer| — garments designed to be worn in bed

sleepy |ˈsliːpɪ| — ready to fall asleep

sleepyhead |ˈsliːpɪhed| — a sleepy person

sleet |sliːt| — partially melted snow (or a mixture of rain and snow)

sleety |ˈsliːtɪ| — consisting of or of the nature of frozen or partially frozen rain

sleeve |sliːv| — the part of a garment that is attached at the armhole and that provides a cloth covering for the arm

sleigh |sleɪ| — a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow

sleighbell |ˈsleɪbel| — A bell on a sleigh.

sleight |sˈlaɪt| — adroitness in using the hands

sleight-of-hand |ˌslaɪt əv ˈhænd| — The required digital dexterity behind magic tricks and illusions.

slender |ˈslendər| — being of delicate or slender build

slenderize |ˈslendəraɪz| — make slender or appear to be slender

slept |slept| — Simple past tense and past participle of sleep.

sleuth |sluːθ| — a detective who follows a trail

sleuth-hound |ˈsluːθ haʊnd| — A bloodhound or, especially, a similar hound formerly used in Scotland.

sleuthhound |ˈsluːθˌhaʊnd| — a detective who follows a trail

slew |sluː| — (often followed by `of') a large number or amount or extent

slewed |sluːd| — Somewhat drunk.

slice |slaɪs| — a share of something

sliced |sˈlaɪst| — prepared by cutting

slick |slɪk| — a slippery smoothness

slicker |ˈslɪkər| — a macintosh made from cotton fabric treated with oil and pigment to make it waterproof

slid |sˈlɪd| — Simple past tense and past participle of slide.

slide |slaɪd| — a small flat rectangular piece of glass on which specimens can be mounted for microscopic study

slide-fastener |ˈslaɪdˌfɑːsnə| — A zip fastener.

slider |ˈslaɪdər| — a person who slips or slides because of loss of traction

sliding |sˈlaɪdɪŋ| — being a smooth continuous motion

slight |slaɪt| — a deliberate discourteous act (usually as an expression of anger or disapproval)

slighting |ˈslaɪtɪŋ| — tending to diminish or disparage

slightly |ˈslaɪtlɪ| — to a small degree or extent

slim |slɪm| — take off weight

slime |slaɪm| — any thick, viscous matter

slimness |ˈslɪmnəs| — a small margin

slimsy  — (US, colloquial, dated) flimsy; frail

slimy |ˈslaɪmɪ| — covered with or resembling slime

sling |slɪŋ| — a highball with liquor and water with sugar and lemon or lime juice

slingshot |ˈslɪŋʃɑːt| — a plaything consisting of a Y-shaped stick with elastic between the arms; used to propel small stones

slink |slɪŋk| — walk stealthily

slinky |ˈslɪŋkɪ| — furtive, stealthy or catlike

slip |slɪp| — a socially awkward or tactless act

slip away |sˈlɪp əˈweɪ| — leave furtively and stealthily

slip by |sˈlɪp baɪ| — pass by

slip in |sˈlɪp ɪn| — insert casually

slip off |sˈlɪp ˈɒf| — take off with ease or speed

slip on |sˈlɪp ɑːn| — put on with ease or speed

slip up |ˈslɪp ˌəp| — make an error

slip-knot |ˈslɪpnɒt| — A knot which attaches a line to an object and tightens when pressure is applied. Also called a running knot.

slip-on |sˈlɪˈpɑːn| — an article of clothing (garment or shoe) that is easily slipped on or off

slip-up |ˈslɪp ˌəp| — a minor inadvertent mistake usually observed in speech or writing or in small accidents or memory lapses etc.

slipcover |ˈslɪpkʌvər| — a removable fitted cloth covering for upholstered furniture

slipknot |ˈslɪpnɑːt| — a knot at the end of a cord or rope that can slip along the cord or rope around which it is made

slipover |ˈslɪpəʊvər| — a sweater that is put on by pulling it over the head

slippage |ˈslɪpɪdʒ| — a decrease of transmitted power in a mechanical system caused by slipping

slipper |ˈslɪpər| — low footwear that can be slipped on and off easily; usually worn indoors

slippery |ˈslɪpərɪ| — not to be trusted

slipping |sˈlɪpɪŋ| — moving as on a slippery surface

slippy |ˈslɪpɪ| — causing or tending to cause things to slip or slide

slipshod |ˈslɪpʃɑːd| — marked by great carelessness

slipway |ˈslɪpweɪ| — structure consisting of a sloping way down to the water from the place where ships are built or repaired

slit |slɪt| — a long narrow opening

slither |ˈslɪðər| — to pass or move unobtrusively or smoothly

sliver |ˈslɪvər| — a small thin sharp bit or wood or glass or metal

slob |slɑːb| — a coarse obnoxious person

slobber |ˈslɑːbər| — saliva spilling from the mouth

slobbery |ˈslɑːbəriː| — Wet and slimy, containing slobber, having the consistency of slobber.

sloe |sləʊ| — wild plum of northeastern United States having dark purple fruits with yellow flesh

slog |slɑːɡ| — work doggedly or persistently

slogan |ˈsləʊɡən| — a favorite saying of a sect or political group

sloop |sluːp| — a sailing vessel with a single mast set about one third of the boat's length aft of the bow

slop |slɑːp| — wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk

slop-basin |ˈslɒp beɪsən| — (dated) A container used for urinating or defecating when it is not possible or inconvenient to go to a bathroom or toilet; a bedpan, a chamber pot. Commonly used in hospitals, where it is normally called bedpan. Formerly used in private residences, parti

slop-pail |ˈslɒp peɪl| — (dated) A container used for urinating or defecating when it is not possible or convenient to use a bathroom or toilet; a bedpan, a chamber pot. Commonly used in hospitals, where it is normally called bedpan. Formerly used in private residences that were

slope |sləʊp| — an elevated geological formation

sloped |sləʊpt| — having an oblique or slanted direction

sloping |ˈsləʊpɪŋ| — having an oblique or slanted direction

sloppy |ˈslɑːpɪ| — lacking neatness or order

slops |slɒps| — wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk

slopwork |ˈslɑːpˌwɜːrk| — The manufacture of slops, or cheap ready-made clothing.

slosh |slɑːʃ| — make a splashing sound

slot |slɑːt| — a position in a grammatical linguistic construction in which a variety of alternative units are interchangeable

slot-machine |ˈslɒt məʃiːn| — Any machine operated by placing a coin or token into a slot.

sloth |sləʊθ| — a disinclination to work or exert yourself

sloth-bear |ˈsləʊθbeə| — A nocturnal bear, Melursus ursinus, native to South Asia.

slothful |ˈsləʊθfl| — disinclined to work or exertion

slouch |slaʊtʃ| — an incompetent person; usually used in negative constructions

slough |slʌf| — necrotic tissue; a mortified or gangrenous part or mass

sloughy |ˈslæʊiː| — (of soil) soft and watery

Slovak |ˈsləʊvæk| — a native or inhabitant of Slovakia

sloven |ˈsləvən| — a coarse obnoxious person

Slovene |ˈsləʊviːn| — a native of Slovenia

Slovenian |sləʊˈviːnɪən| — a native or inhabitant of Slovenia

slovenliness |ˈslʌvənlɪnəs| — a lack of order and tidiness; not cared for

slovenly |ˈslʌvnlɪ| — negligent of neatness especially in dress and person; habitually dirty and unkempt

slow |sləʊ| — lose velocity; move more slowly

slow-match |ˈsləʊmætʃ| — A slow-burning fuse used to ignite a matchlock musket or fire a cannon.

slow-motion  — A technique of film, photography, and video to stretch time and allow visibility of things normally happening too fast to be conveniently examined.

slow-moving  — moving slowly

slow-witted |ˈwɪtɪd| — retarded in intellectual development

slowcoach |ˈsləʊkəʊtʃ| — someone who moves slowly

slowdown |ˈsləʊdaʊn| — the act of slowing down or falling behind

slower |ˈsləʊə| — more slowly

slowly |ˈsləʊlɪ| — without speed (`slow' is sometimes used informally for `slowly')

slowness |sˈləʊnəs| — unskillfulness resulting from a lack of training

slowpoke |ˈsləʊpəʊk| — someone who moves slowly

slubber |ˈslʌbər| — To do hastily, imperfectly, or sloppily.

sludge |slʌdʒ| — the precipitate produced by sewage treatment

sludgy |sˈlədʒɪ| — Characteristic of sludge; slimy or mucky

slue |sluː| — turn sharply; change direction abruptly

slug |slʌɡ| — a projectile that is fired from a gun

slugabed |ˈsləɡəˌbed| — a person who stays in bed until a relatively late hour

sluggard |ˈslʌɡərd| — an idle slothful person

sluggish |ˈslʌɡɪʃ| — moving slowly

sluggishly |sˈlʌɡɪʃlɪ| — in a sluggish manner

sluggishness |sˈlʌɡɪʃnəs| — a state of comatose torpor (as found in sleeping sickness)

sluice |sluːs| — conduit that carries a rapid flow of water controlled by a sluicegate

sluice-gate |ˈsluːsˈɡeɪt| — Alternative form of sluice gate.

sluicegate |ˈsluːsɡeɪt| — regulator consisting of a valve or gate that controls the rate of water flow through a sluice

sluiceway  — conduit that carries a rapid flow of water controlled by a sluicegate

slum |slʌm| — a district of a city marked by poverty and inferior living conditions

slumber |ˈslʌmbər| — a natural and periodic state of rest during which consciousness of the world is suspended

slumberous |ˈslʌmbərəs| — quiet and tranquil

slumbery  — inclined to or marked by drowsiness

slumgullion |slʌmˈɡʌljən| — a thin stew of meat and vegetables

slumlord |ˈslʌmlɔːrd| — (pejorative) A person who makes money by renting housing that is kept in poor condition.

slummock |ˈslʌmək| — A slovenly person

slump |slʌmp| — a noticeable deterioration in performance or quality

slung |slʌŋ| — Simple past tense and past participle of sling.

slunk |slʌŋk| — An animal, especially a calf, born prematurely or abortively.

slur |slɜːr| — (music) a curved line spanning notes that are to be played legato

slurp |slɜːrp| — eat noisily

slurred |sˈlɜːd| — spoken as if with a thick tongue

slurry |ˈslɜːrɪ| — a suspension of insoluble particles (as plaster of Paris or lime or clay etc.) usually in water

slush |slʌʃ| — partially melted snow

slushy |ˈslʌʃɪ| — being or resembling melting snow

slut |slʌt| — a dirty untidy woman

sluttish |sˈlʌtəʃ| — characteristic of or befitting a slut or slattern; used especially of women

sly |slaɪ| — marked by skill in deception

slyboots |ˈslaɪbuːts| — a shifty deceptive person

slyness |sˈlaɪnəs| — shrewdness as demonstrated by being skilled in deception

slype |slaɪp| — (architecture) A covered passageway, especially one connecting the transept of a cathedral or monastery to the chapter house.