Wiktionary
booner
Etymology 1 n. 1 (context Australia chiefly Canberra slang English) A person who takes particular pride in their car and enjoys showing it off. 2 (context Australia slang derogatory English) A bogan. Etymology 2
n. (context US English) A trophy size big game animal, as measured by the http://en.wikipedia.org/wiki/Boone%20and%20Crockett%20Club ranking criteria.