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Oz

1 American  
[oz] / ɒz /

noun

Australian Slang.
  1. Australia.


Oz 2 American  
[oz] / ɒz /

noun

  1. Land of Oz.


oz. 3 American  

abbreviation

  1. ounce; ounces.


Oz 1 British  
/ ɒz /

noun

  1. slang Australia

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

oz 2 British  

abbreviation

  1. ounce

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

oz Scientific  
  1. Abbreviation of ounce


Etymology

Origin of Oz1

Jocular back formation from Aussie ( def. ) (with voiced sibilant)

Origin of oz.3

Abbreviation of Italian onza

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"For me, watching a movie is enough of an experience," says creativity and innovation researcher Manel González-Piñero at the University of Barcelona , who has seen The Wizard of Oz at the Las Vegas Sphere.

From BBC • Mar. 30, 2026

I wasn’t that excited to return to Oz.

From Los Angeles Times • Mar. 10, 2026

"Her brother is a stunt performer back in Oz and she did say to me once if she hadn't been an actress, she might have gone into stunts," she says.

From BBC • Mar. 3, 2026

Sure, she’s a work of foam and fabric co-created by a man, Frank Oz, who provided her voice until 2002, when voice actor Eric Jacobson officially took over.

From Salon • Feb. 28, 2026

He’d even started reading The Wonderful Wizard of Oz aloud at bedtime.

From "I Survived the Great Molasses Flood, 1919" by Lauren Tarshis