- (v.t.) To violate the confidence of, by disclosing a secret or that which one is bound in honor not to make known.
- (v.t.) To mislead; to expose to inconvenience not foreseen to lead into error or sin.
- (v.t.) To show or to indicate; -- said of what is not obvious at first or would otherwise be concealed.
- (v.t.) To lead astray, as a maiden; to seduce (as under promise of marriage) and then abandon.
- (v.t.) To disclose or discover, as something which prudence would conceal; to reveal unintentionally.
- (v.t.) To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly; as, an officer betrayed the city.
- (v.t.) To prove faithless or treacherous to, as to a trust or one who trusts; to be false to; to deceive; as, to betray a person or a cause.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). betray. Retrieved September 20, 2026, from http://smartdefine.org/betray/definitions/1979898 |
| Chicago | Webster's. 2011. "betray" http://smartdefine.org/betray/definitions/1979898 (accessed September 20, 2026). |
| Harvard | Webster's 2011, betray, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/betray/definitions/1979898>. |
| MLA | Webster's. "betray" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/betray/definitions/1979898> |