/ Dictionary / Index R razorback: Meaning and Definition of Find definitions for: ra•zor•back Pronunciation: (rā'zur-bak"), [key] — n. a finback or rorqual. a wild or semiwild hog with a ridgelike back, common in the southern U.S. a sharp narrow ridge or range of hills. —adj. having a sharp ridge along the back. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: razorback (Thesaurus) razor razor-billed auk Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language