n. 1 the hind part of a mammal, esp. the buttocks. 2 a a small or contemptible remnant of a parliament or similar body. b (the Rump) hist. the remnant of the English Long Parliament 1648-53 or after its restoration in 1659. rump steak a cut of beef from the rump. rumpless adj.
[ ME, prob. f. Scand. ]