Webster’s Revised Unabridged Dictionary · 1913 Oppignerate Op·pig′ner·ate (ŏp·pĭg′nẽr·āt), v. i. [L. oppigneratus, p. p. of oppignerare to pawn. See Ob-, and Pignerate.] To pledge; to pawn. [Obs.] Bacon. ‹ Oppidan Oppilate ›