To promise to give in marriage: was betrothed to a member of the royal family. (verb-transitive)
Archaic To promise to marry.(verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "betroth" in a sentence
"They call betroth her to another man upon the morn."
"“Much as he loves Your Majesty, the king cannot agree to betroth his beloved son to a—a bride whose legitimacy is not accepted by His Holiness Pope Paul, by the Holy Church itself, nor even by the emperor.”"
"And I will betroth thee unto me for ever; yea, I will betroth thee unto me in righteousness, and in judgment, and in lovingkindness, and in mercies."