Bard \Bard\, Barde \Barde\, n. [F. barde, of doubtful origin.] 1. A piece of defensive (or, sometimes, ornamental) armor for a horse's neck, breast, and flanks; a barb. [Often in the pl.] 2. pl. Defensive armor formerly worn by a man at arms. 3. (Cookery) A thin slice of fat bacon used to cover any meat or game.