The meaning of BETRAY is to lead astray; especially : seduce. How to use betray in a sentence. Synonym Discussion of Betray.

BETRAY definition: 1. to not be loyal to your country or a person, often by doing something harmful such as helping…. Learn more.

BETRAY definition: to deliver or expose to an enemy by treachery or disloyalty. See examples of betray used in a sentence.

to reveal or make known (a secret given in confidence): to betray a plan. to reveal unconsciously (something a person would prefer to hide): The nervousness on her face betrays her insecurity.

Definition of betray verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

To inform upon or deliver into the hands of an enemy in violation of a trust or allegiance: "City investigators betrayed him to his bosses as a whistle-blower" (Selwyn Raab).

BETRAY meaning: 1 : to give information about (a person, group, country, etc.) to an enemy; 2 : to hurt (someone who trusts you, such as a friend or relative) by not giving help or by doing …

If you betray an ideal or your principles, you say or do something which goes against those beliefs. We betray the ideals of our country when we support capital punishment. [VERB noun]

Dec 23, 2025 · betray (third-person singular simple present betrays, present participle betraying, simple past and past participle betrayed) (transitive) To deliver into the hands of an enemy by …

betray meaning, definition, what is betray: to be disloyal to someone who trusts you...: Learn more.