airhead: stupid person.
ace: excellent, great.
Adam and Eve - Rhyming Slang for 'believe'
aggro - short for aggravation or violence
amber fluid : beer
anorak - geek, nerd.
apples and pears - Rhyming Slang for 'stairs'.
armpit: dirty, unappealing place.
arse / ass [slightly offensive] (1): backside.
arse / ass (2): an unworthy person.
arse about/arsing about - to fool around
arse-about-face: something that is in a mess or crooked
arseholed: very drunk
arvo : afternoon
Aussie : Australian
awesome: great and impressive.
backhander (1): a payment given, normally in a secretive fashion.
backhander (2): hit someone.
ball (1): a fun time.
ball [slightly offensive] (2): a testicle.
ballistic - to go mad with rage
bang [slightly offensive](1): to make love …