dinosaur

dinosaur

noun

Definition of DINOSAUR

1

one that has passed the peak of effectiveness or popularity <as an old-time big-city boss, he's become something of a dinosaur in today's political world>

Synonyms dinosaur, relic

Related Words dodo, fogy (also fogey), fossil, old-timer; fuddy-duddy, mossback, stick-in-the-mud, stodge [British], troglodyte; throwback

Near Antonyms comer, rising star, up-and-comer

2

something or someone that is unusually large and powerful <not that his small lawn needed such a dinosaur, but he bought a riding mower anyway>

Synonyms behemoth, blockbuster, colossus, dinosaur, dreadnought, elephant, Goliath, jumbo, leviathan, mammoth, mastodon, monster, titan, whale, whopper

Related Words amazon, giantess; bulk, hulk; heavyweight; juggernaut, steamroller

Near Antonyms lightweight, weakling, wimp, wisp; nonentity, twerp, whippersnapper

Antonyms diminutive, dwarf, half-pint, midget, mite, peewee, pygmy (also pigmy), runt, shrimp