RhymeZone: booner definitions

Definitions of booner:

noun: (Australia, chiefly Canberra, slang) A person who takes particular pride in their car and enjoys showing it off.
noun: (Australia, slang, derogatory) A bogan.
noun: (US) A trophy size big game animal, as measured by the Boone and Crockett ranking criteria.

(Definitions from Wiktionary)