Definitions
1.verbTo deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly."an officer betrayed the city"
2.verbTo prove faithless or treacherous to, as to a trust or one who trusts; to be false to; to deceive."My eyes have been betraying me since I turned sixty."
3.verbTo violate the confidence of, by disclosing a secret, or that which one is bound in honor not to make known.
4.verbTo disclose or indicate, for example something which prudence would conceal; to reveal unintentionally."Though he had lived in England for many years, a faint accent betrayed his Swedish origin."
5.verbTo mislead; to expose to inconvenience not foreseen; to lead into error or sin.
6.verbTo lead astray; to seduce (as under promise of marriage) and then abandon.