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3.
itk
I Tappa Kegga

supposed to sound like I tap a keg.

term used to describe a student who does not belong to a fraternity or a sororeity.
Greek Girl: What frat are you in?

Guy: ITK

Greek Girl: What's that?

Guy: I Tappa Kegga.
by babygirlblur March 05, 2008
 
1.
ITK
"In The Know."

Used by soccer hooligans to describe each other.
oi you see that wanker
yeah i know him, he's ITK
by max hardcore December 01, 2004
 
2.
itk
"in the know" - being savvy about a topic.
When it comes to boards, she's itk.
by Horny Toad July 19, 2006