/ Dictionary / Index D dinger: Meaning and Definition of Find definitions for: ding•er Pronunciation: (ding'ur), [key] — n. Slang. humdinger. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dinge dinghy Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language