Betray - definition, pronunciation, transcription

Amer.  |bɪˈtreɪ|  American pronunciation of the word betray
Brit.  |bɪˈtreɪ|  British pronunciation of the word betray
- reveal unintentionally (syn: bewray)
Her smile betrayed her true feelings
- deliver to an enemy by treachery (syn: sell)
The spy betrayed his country
- disappoint, prove undependable to; abandon, forsake (syn: fail)
- be sexually unfaithful to one's partner in marriage (syn: cheat, cuckold, wander)
- give away information about somebody (syn: denounce, give away, grass, rat, shit, shop, snitch, stag, tell on)
- cause someone to believe an untruth (syn: deceive)


They betrayed their country by selling its secrets to other governments.

She is very loyal and would never betray a friend.

She betrayed her own people by supporting the enemy.

She coughed, betraying her presence behind the door.

He felt that she had betrayed him.

What kind of man would betray his own sister to the police?

She had betrayed her parents' trust.

I would never betray a confidence (=tell a secret which someone has trusted me with).

His voice betrayed his nervousness.

His face betrayed nothing (=showed no emotion).

The slightest sound might betray his presence.

The crumpled sheets betrayed the fact that someone had been sleeping there.

No prince of the house of Lancaster betrayed a wish to renew the quarrel with the Church. (J. A. Froude, History of England, Vol. I, 1858)

Her smile betrayed her true feelings

The spy betrayed his country

Word forms

I/you/we/they: betray
he/she/it: betrays
present participle: betraying
past tense: betrayed
past participle: betrayed
See also:  WebsterWiktionaryLongman