surrender

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive verb To relinquish possession or control of (something) to another because of demand or compulsion: synonym: relinquish.
• intransitive verb To give up in favor of another, especially voluntarily.
• intransitive verb To give up or abandon.
• intransitive verb To give over or resign (oneself) to something, as to an emotion.
• intransitive verb Law To effectuate a surrender of.
• intransitive verb To submit to the power of another, especially after resisting; give up.
• noun The act or an instance of surrendering.
• noun Law The yielding of the possession of an estate to a party with a reversion or remainder interest in the estate, or of a lease to a landlord, prior to the term's expiration.

from The Century Dictionary.

• noun The act of surrendering; the act of yielding or resigning the possession of something into the power of another; a yielding or giving up: as, the surrender of a city; the surrender of a claim.
• noun In insurance, the abandonment of an assurance policy by the party assured on receiving a part of the premiums paid.
• noun In law: The yielding up of an estate for life, or for years, to him who has the immediate estate in reversion or remainder.
• noun The giving up of a principal into lawful custody by his bail.
• noun The delivering up of fugitives from justice by a foreign state; extradition.
• noun In the former English bankruptcy acts, the due appearance before the commissioners of one whom they had declared a bankrupt, in order that he might conform to the law and submit to examination if necessary.
• To give back; render again; restore.
• To give; offer; render.
• To yield to the power or possession of another; give or deliver up possession of upon compulsion or demand: as, to surrender a fort or a ship.
• To yield or resign in favor of another; cease to hold or claim; relinquish; resign: as, to surrender a privilege; to surrender an office.
• In law, to make surrender of. See surrender, n., 3.
• To yield or give up to any influence, passion, or power: with a reflexive pronoun: as, to surrender one's self to indolence.
• To yield; give up one's self into the power of another: as, the enemy surrendered at the first summons.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb To give up one's self into the power of another; to yield.
• transitive verb To yield to the power of another; to give or deliver up possession of (anything) upon compulsion or demand.
• transitive verb To give up possession of; to yield; to resign.
• transitive verb To yield to any influence, emotion, passion, or power; -- used reflexively.
• transitive verb (Law) To yield; to render or deliver up; to give up.
• noun The act of surrendering; the act of yielding, or resigning one's person, or the possession of something, into the power of another.
• noun The yielding of a particular estate to him who has an immediate estate in remainder or reversion.
• noun The giving up of a principal into lawful custody by his bail.
• noun The delivery up of fugitives from justice by one government to another, as by a foreign state. See Extradition.
• noun (Insurance) The voluntary cancellation of the legal liability of the company by the insured and beneficiary for a consideration (called the surrender value).

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To give up into the power, control, or possession of another; specifically (Military) to yield (land, a town, etc.) to an enemy.
• verb intransitive or reflexive To give oneself up into the power of another, especially as a prisoner; to submit or give in to.
• noun An act of surrendering, submission into the possession of another; abandonment, resignation.
• noun The yielding or delivery of a possession in response to a demand.
• noun law, property law The yielding of the leasehold estate by the lessee to the landlord, so that the tenancy for years merges in the reversion and no longer exists.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun acceptance of despair
• noun a verbal act of admitting defeat
• noun the delivery of a principal into lawful custody
• noun the act of surrendering (usually under agreed conditions)
• verb give up or agree to forgo to the power or possession of another
• verb relinquish possession or control over