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1. A thing or person characterised by their (usu. extreme) Australian-ness. Esp. refers to persons with heavy Australian accents and mannerisms. Typically used as an insult. See also bogan.
"He's from Central Queensland and he's really occa."
"Steve Irwin is way too occa to be real."
by Denbe February 21, 2005
118 29
Australian thing or person
Hes an occa bruz!
Thats occa food bruz!
by Springer June 17, 2003
22 69