'SK' is and abbreviation for 'Sick cunt' or 'Sick kunt'.

A slang abbreviation used by people mainly in Australia and New Zealand.
"Your mates a sk"

"You're a fucking sk"

"Aw what a sk"
by Boiwoda October 5, 2014
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"You better hope he never gets out of prison! If he finds out you snitched, he'll kill you!! He's an SK!!"
by 107Soulja July 12, 2018
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An abreviation, short for the SKS. A semiautomatic rifle that is easy to convert to fully-automatic. A favorite of old school gangstas as it was invented around the same time as the AK-47
"I popped the punk ass with my SK. He didn't have a chance!"
by Pimp-Daddy June 2, 2004
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Or just sk, abbreviation of "it's ok" or "that's ok".
Person 1: Thanks for the drink
Person 2: 'sk
by PrettyStarFury July 11, 2008
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SK - Short hand for 'Soggy Knicks'. A Word used to describe the result of female arousal by someone whom they find attractive.
Oh my god, he's so hot. I just got SK.
by BatteryOperated November 6, 2012
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I'ma straight SK till I die
by Silkie December 14, 2003
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Abbreviation for “Shitty Kid.” That annoying ass kid in high school wearing DC’s who smokes cigarettes, cheats on tests and tries to steal your girlfriend/boyfriend, all around douche.

Term originated from Salem, OR.
David? Oh yeah I know him he went to South. What an SK! I couldn’t believe he even graduated.”
by WonderWharf99 August 10, 2018
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