/ Dictionary / Index U unguinous: Meaning and Definition of Find definitions for: un•gui•nous Pronunciation: (ung'gwi-nus), [key] — adj. resembling, containing, or consisting of fat or oil; greasy; oily. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unguiculate unguis Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language