/ Dictionary / Index U Uzi: Meaning and Definition of Find definitions for: U•zi Pronunciation: ('zē), [key] — pl. U•zis. a compact 9mm submachine gun of Israeli design. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: uzi (Thesaurus) Uzbekistan Uzziah Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language