From Old French vut, in turn from Latin vōtum (“a promise, dedication, vow”), from vovēre (“to promise, vow”). Doublet of vote.
vow (plural vows)
- A solemn promise to perform some act, or behave in a specified manner, especially a promise to live and act in accordance with the rules of a religious order.
- A declaration or assertion.
vow (third-person singular simple present vows, present participle vowing, simple past and past participle vowed)
- (transitive, intransitive) To make a vow; to promise.
- (transitive) To make a vow regarding (something).
- To declare publicly that one has made a vow, usually to show one's determination or to announce an act of retaliation.