oz

Short definition from Wiktionary

Noun

1. 1
   Abbreviation of ounce; any of various units of weight and volume.
2. 2
   An unreal, magical realm.
3. 3
   An ounce (especially of marijuana or other drugs).
4. 4
   Initialism of opportunity zone.

Proper noun

1. 1
   Ellipsis of Land of Oz, the fictional setting created by L. Frank Baum for The Wonderful Wizard of Oz, and other works. The term has been extended from the original country of Oz to the entire fictional world of Oz. Subsequently used as a setting by other authors and artists.
2. 2
   Australia.
3. 3
   A male given name.
4. 4
   A male given name: A diminutive of the male given names Oscar, Oswald, or Osbourne.
5. 5
   A surname.
6. 6
   A surname from Turkish, notable borne by Dr. Oz