/ Dictionary / Index D dog-eat-dog: Meaning and Definition of Find definitions for: dog-eat-dog Pronunciation: (dôg'ēt-dôg', dog'ēt-dog'), [key] — adj. marked by destructive or ruthless competition; without self-restraint, ethics, etc.: It's a dog-eat-dog industry. —n. complete egotism; action based on utter cynicism: The only rule of the marketplace was dog-eat-dog. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dog-eared dogey Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language