n. A solemn promise made to God, or to some deity; an act by which one consecrates or devotes himself, absolutely or conditionally, wholly or in part, for a longer or shorter time, to some act, service, or condition; a devotion of one's possessions.n. Specifically, a promise of fidelity; a pledge of love or affection.v. To give, consecrate, or dedicate to God, or to some deity, by a solemn promise; to devote; to promise solemnly.v. To assert solemnly; to asseverate.verb-intransitive. To make a vow, or solemn promise.