Scar1  —n. 1 usu. Permanent mark on the skin from a wound etc. 2 emotional damage from grief etc. 3 sign of damage. 4 mark left on a plant by the loss of a leaf etc. —v. (-rr-) 1 (esp. As scarred adj.) Mark with a scar or scars (scarred for life). 2 form a scar. [french eschar(r)e]