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1.
ck1
Any mixture of cocaine and ketamine.Usually ingested nasally.
We were all fucked up on ck1 and left that one chick passed out on the beach where she later got gang raped and left naked in the sand.
by Drew Wolverton September 28, 2003
 
2.
a sexually agressive bisexual 'hipster'.

(From Robert Lanham's "The Hipster Handbook")
There were a couple of CK-1's at the club last night.. totally wanted my bod.
by DR. DEL ONE January 22, 2008