/ Dictionary / Index C clunker: Meaning and Definition of Find definitions for: clunk•er Pronunciation: (klung'kur), [key] — n. Informal. something worthless or inferior. an old, worn-out vehicle or machine, esp. a car. clunk (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. clunk clunkhead Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language