Available Definitions:
1) v. t. - To sign back; to return by a formal act; to yield to another; to surrender; -- said especially of office or emolument. Hence, to give up; to yield; to submit; -- said of the wishes or will, or of something valued; -- also often used reflexively.
2) v. t. - To relinquish; to abandon.
3) v. t. - To commit to the care of; to consign.