hoon /huːn/noun 6verb 2forms 3 noun6 •(slang, offensive) A worthless person; a hooligan or lout.'You flash hoon,' he went on, 'Kiddin' you're white, eh?[…].' — 1938 •(Australia, slang) A person who drives excessively quickly, loudly or irresponsibly; a street drag racer often driving heavily customized cars. •(Australia, slang) An attempt or go at something.The stars of Happytime Murders give Kiwi slang a hoon — 2018 •(slang, old-fashioned) A pimp.When the girls were sick, the hoons would beat the shit out of them and put them back on the street. — 2009 •(historical) A unit of weight (about 0.378125 of a gram, or 0.0133 of an ounce) used to measure opium in British-controlled parts of Asia; a candareen.Chinese Catty = 1.33 lb (605 g) / = 16 Tahil (liang or tael). / 1 Tahil = 10 Chee (chandu measures) / = 100 Hoon (fen). — 1999 •(India, historical) A pagoda, a type of gold coin. verb2 •(Australia, New-Zealand) To drive excessively quickly, loudly or irresponsibly.[…] you've hooned off – it's fair to say hooned off – at quite a high speed. — 2003 •To make a hooting or howling sound.Zeven let loose a hooning howl of approval. — 2012 formshooned · hooning · hoons