/ Dictionary / Index M Mini-Vac: Meaning and Definition of Find definitions for: Min•i-Vac Pronunciation: (min'ē-vak"), [key] a brand of minivacuum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. minium minivacuum Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language