Top Definition
Unless used as the term sike, as it is pronounced if slurred, this term is used to describe a person who is witty and cool.
Mostly pertaining to guys
'He's such a Cy K'
by Eurydice June 16, 2004
1 Word related to Cy K
Control Your Kid(s). A saying used when young children are acting out and misbehaving in public and their parents are not there or do not notice, and they are not doing anything to control their annoying child.
It was super annoying when those kids were running around screaming today in the movie theater, i was like really, C.Y.K.!
by 9203140117 April 24, 2011

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