give away
verb
Definitions
To make a gift of (something).
Example: I didn't like that book, so I gave it away.
To relinquish control over.
To formally hand over a bride to the bridegroom; often by her father.
Example: Who giveth away this woman to this man in Holy matrimony?
(sometimes reflexive) To unintentionally reveal a secret, divulge undisclosed information, or expose someone.
Example: He gave away his hiding place when he accidentally sneezed.