A girl with major lack or morals and low level of self respect. Usually spends most they're time being used by different bikie clubs for various sexual acts and attracts a large following base on social media due to they're reputation. Word inspired by the movie shrek where he explains that onions have layers, meaning that each club takes a layer of the onion. Can be found mainly on the gold coast and surrounding areas
Friend 1: fuck bro i cant believe you dated '.......'
Friend 2: well bra i wasnt aware she was such an onion
Friend 2: well bra i wasnt aware she was such an onion
by c___d___k July 21, 2015

When you shoplift from the supermarket by scanning items through the self-service till as an onion (the lowest price item).
In a shameful display of self destruction, depression and sickening greed (potentially malice), pitiful celebrity TV 'chef' Anthony 'The Abhorrent' Worrell Thompson was caught literally red handed onioning a bottle of red wine and some camembert. His family are dutifully shocked.
by jamejame January 21, 2012

Bri "did you catch that episode of game of thrones last night"
Matt "yes it was totally snazzy onions"
"that new song is snazzy onions"
Dad "What did you think of dinner tonight"
Me "snazzy onions"
Matt "yes it was totally snazzy onions"
"that new song is snazzy onions"
Dad "What did you think of dinner tonight"
Me "snazzy onions"
by kiwi_in_melb April 3, 2019

by Starchylde June 28, 2016

by GDNS2018 August 24, 2016

by Wet onion April 1, 2015

a. The attempt of spelling "Soviet Union" but incorrectly spells it "onion" making it a communist vegetable.
by sovietonion June 12, 2017
