1
Synonyms
big, big boy, big cheese, big gun, big leaguer, big shot, big wheel, big-timer, bigfoot, biggie, bigwig, fat cat, heavy, heavy hitter, heavyweight, honcho, kahuna, kingfish, kingpin, major leaguer, muckety-muck (also muck-a-muck), nabob, nawab, nibs, nob [chiefly British], pooh-bah (also poo-bah), wheel
Antonyms
lightweight, nobody, nonentity, nothing, shrimp, twerp, whippersnapper, zero, zilch
1856, in the meaning defined above
by folk etymology from Chinook Jargon hayo makamak plenty to eat
Keep scrolling for more
More from Merriam-Webster on high-muck-a-muck
Thesaurus: All synonyms and antonyms for high-muck-a-muck
See Definitions and Examples
Get Word of the Day daily email!