heavyweight

• POS: Noun
• HYPHEN: heav=y=weight

CIDE DICTIONARY

heavyweight, adj. 

 heaviest in a category; as, a heavyweight boxer.  [WordNet 1.5]

heavyweight, n. 

•  a wrestler who weighs more than 214 pounds.  [WordNet 1.5]
•  a boxer who weighs more than 195 pounds.  [WordNet 1.5]
•  a very large person.  [WordNet 1.5]
•  a person of exceptional importance and reputation.  [WordNet 1.5]

OXFORD DICTIONARY

heavyweight, n.
1 a a weight in certain sports, in the amateur boxing scale over 81 kg but differing for professional boxers, wrestlers, and weightlifters. b a sportsman of this weight.
2 a person, animal, or thing of above average weight.
3 colloq. a person of influence or importance.

Idiom

light heavyweight
1 the weight in some sports between middleweight and heavyweight, in the amateur boxing scale 75-81 kg: also called CRUISERWEIGHT.
2 a sportsman of this weight.

THESAURUS

heavyweight

Chinese boxer, Rasputin, Svengali, VIP, access, bad influence, bantamweight, big, big boy, big cheese, big wheel, big-league, big-name, big-time, big-timer, bigwig, bigwigged, black belt, blimp, boxer, brown belt, bruiser, catchweight, chief, consequential, considerable, court, double-barreled, earthshaking, eminence grise, fat, fat cat, fatty, featherweight, fighter, fisticuffer, five-percenter, flyweight, friend at court, good influence, grand, gray eminence, great, heavy, hefty, hidden hand, high-powered, hippo, important, influence, influence peddler, influencer, ingroup, karate expert, key, kingmaker, leaden, leader, light heavyweight, lightweight, lion, lobby, lobbyist, lords of creation, lump, major, man of influence, manipulator, massive, massy, material, middleweight, momentous, name, open sesame, overweight, palooka, ponderous, potbelly, powers that be, pressure group, prizefighter, pug, pugilist, roly-poly, savate expert, self-important, significant, sinister influence, sparrer, special interests, special-interest group, substantial, superior, swagbelly, the Establishment, tub, tub of lard, tun, very important person, weighty, welterweight, wheeler-dealer, wire-puller, world-shaking