Dictionary
be•troth
Pronunciation: (bi-trō&thslash;', -trôth'), [key]—
v.t.
1. to arrange for the marriage of; affiance (usually used in passive constructions):
The couple was betrothed with the approval of both families.
2. Archaic.to promise to marry.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.