BETROTH', verb transitive [be and troth, truth, faith. See Truth, and Troth.] 1. To contract to any one, in order to a future marriage; to promise or pledge one to be the future spouse of another; to affiance; used of either sex. 'The father betroths his daughter.' 2. To contract with one for a future spouse; to espouse; as, a man betroths a lady. 3. To nominate to a bishopric, in order to consecration.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI