n. 1 blow, collision, thud, hit, knock, buffet, clunk, whack That bump on the head seems to have affected him 2 lump, protuberance, welt, swelling, tumescence, knob, bulge How did you get that bump on your forehead?
v. 3 knock (against), strike, hit, collide (with), run into, ram; smash, crash, Colloq wallop I bumped into the car in front as I was parking 4 bump into. meet, encounter, run into or across, come across, stumble over I bumped into Philippa at the hairdresser's 5 bump off. murder, kill, put away, assassinate, do away with, execute, liquidate, dispatch or despatch, Slang take for a ride, destroy, eliminate, rub out, wipe out, do in, US waste, ice They bumped off Wimpy, boss; he was pulled out of the river wearing concrete overshoes