chump

• POS: Noun, Verb (usu participle)

CIDE DICTIONARY

chump, n. [Cf. Icel. kumbr a chopping, E. chop.].

•  A short, thick, heavy piece of wood.  Morton.  [1913 Webster]
•  a stupid person; a fool; a dolt; also, a dupe.  [PJC]

Chump end, the thick end; as, the chump end of a joint of meat. Dickens.

OXFORD DICTIONARY

chump, n.
1 colloq. a foolish person.
2 Brit. the thick end, esp. of a loin of lamb or mutton (chump chop).
3 a short thick block of wood.
4 Brit. sl. the head.

Idiom

off one's chump Brit. sl. crazy.

Etymology

18th c.: blend of CHUNK and LUMP(1)

THESAURUS

chump

asshole, babe, bean, boob, booby, butt, champ, chaw, chew, chomp, cinch, conk, credulous person, crunch, cull, ding-a-ling, dingbat, dingdong, dolt, dolthead, dome, dupe, easy mark, easy pickings, fall guy, fathead, fish, fool, galoot, gobe-mouches, goof, greener, greenhorn, greeny, gudgeon, gull, head, headpiece, innocent, jerk, jerk-off, klutz, leadpipe cinch, mark, masticate, monkey, munch, mutt, noddle, noggin, noodle, oaf, patsy, pigeon, plaything, poll, prize sap, pushover, ruminate, sap, saphead, sawney, schlemiel, scrunch, sitting duck, stooge, sucker, toy, trusting soul, victim