Entry 2 senses · 2 variants Webster, 1913 Fiance /fē-än'-sāˌ/ · Fi·ance · IPA /fiˈɑnseɪ/ v. t. n. 01 v. t. To betroth; to affiance. 1. To betroth; to affiance.[Obs.] 02 n. A betrothed woman; the woman to whom one is betrothed. 1. A betrothed woman; the woman to whom one is betrothed.