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To yield to the power of another; to give or deliver up possession of (anything) upon compulsion or demand; as, to surrender one's person to an enemy or to an officer; to surrender a fort or a ship.

n instrument for estimating very minute forces, as electric or magnetic attractions and repulsions, by the torsion of a very slender wire or fiber having at its lower extremity a horizontal bar or needle, upon which the forces act. -- Torsion scale, a scale for weighing in which the fulcra of the levers or beams are s…

A torsion balance used for measuring electric attraction or repulsion.

Paying tribute to another, either from compulsion, as an acknowledgment of submission, or to secure protection, or for the purpose of purchasing peace. [Julius] unto Rome made them tributary. Chaucer.

one under steam. Under steam and canvas signifies that a vessel is using both means of propulsion. (b) (Mil.) Provided with, or sheltered in, tents. -- Under fire, exposed to an enemy's fire; taking part in a battle or general engagement. -- Under foot. See under Foot, n. -- Under ground, below the surface of the gr…

Free; without compulsion; according to the will, consent, or agreement, of a party; without consideration; gratuitous; without valuable consideration.

To offer or bestow voluntarily, or without solicitation or compulsion; as, to volunteer one's services.

whom they would drown to walk off into the water; figuratively, to vacate an office by compulsion. Bartlett.

A sudden expulsion of air from the mouth; a quick puff or slight gust, as of air or smoke. But with the whiff and wind of his fell sword The unnerved father falls. Shak. The skipper, he blew a whiff from his pipe, And a scornful laugh laughed he. Longfellow.

trussed and covered frame supported by internal gas cells, and provided with means of propulsion and control. It was first successfully used by Ferdinand Count von Zeppelin.