1. (v. t.) To injure, as by a blow or collision, without laceration; to contuse; as, to bruise one's finger with a hammer; to bruise the bark of a tree with a stone; to bruise an apple by letting it fall.

2. (v. t.) To break; as in a mortar; to bray, as minerals, roots, etc.; to crush.

3. (v. i.) To fight with the fists; to box.

4. (n.) An injury to the flesh of animals, or to plants, fruit, etc., with a blunt or heavy instrument, or by collision with some other body; a contusion; as, a bruise on the head; bruises on fruit.

abrasion abuse aggrieve anguish barb the dart bash batter beat beat up black black eye black-and-blue mark blemish blotch boo-boo buffet bump bung bung up contuse contusion cut cut up damage discolor discoloration discolorment do violence to do wrong by do wrong to ecchymosis grieve harm hurt hurt the feelings ill-treat ill-use injure injury knock about maltreat manhandle mark mash maul mishandle mistreat molest mouse outrage pain pierce pound prick pulp rough rough up savage scrape scratch shiner spot squash stab sting thrash soundly twist the knife welt wound