/ Dictionary / Index V vug: Meaning and Definition of Find definitions for: vug Pronunciation: (vug, voog), [key] a small cavity in a rock or vein, often lined with crystals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Vuelta Abajo Vuillard Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language