- Archaic trust or faith
- a plighting of faith; promise of marriage; betrothal
Origin of affianceMiddle English affiaunce from Old French afiance from afier, to trust in from Medieval Latin affidare from ad-, to + fidare, to trust from Classical Latin fidere: see fidelity
transitive verb-·anced, -·anc·ing
transitive verbaf·fi·anced, af·fi·anc·ing, af·fi·anc·es
Origin of affianceFrom Middle English affiaunce assurance from Old French from affier to trust to from Medieval Latin affīdāre Latin ad- ad- Latin fīdus faithful ; see bheidh- in Indo-European roots.
(third-person singular simple present affiances, present participle affiancing, simple past and past participle affianced)
From Middle French afiance < afier (< Medieval Latin affīdāre < *fīdāre < Latin fīdere) + -ance.