yeeeshk 

an exclamation, kind of like "geez!"

"yeeeshk! i can't believe how much you piss me off."

yeeeshk by HyperMiTE February 19, 2005

yeeshkul 

yeeshkul is an unknown term that the bootlegger yells during the famous 1973 pink floyd concert at maple leaf gardens. No one really knows what this refers to

That was amazing...yeeshkul!

yeeshkul by Jeffreyh December 29, 2007

yeeesh 

an expression of dismay, disbelief, or flabbergastedness.

When recieving e-mail regarding definition of weiner smitchel, purportedly submitted by self, I exclaimed, "Yeeesh!"

yeeesh by fatty smitchel April 13, 2008

yeeshk

a word used to describe disgust or distaste.
the only way to type that sort of drawback reation.
can be used on msn and in normal face to face conversation.

someone: haha you're having an affair with him

someone else: NOOOO no no i'm not! Errr not him anyway... *yeeshk*

yeeshk by Lucy-fer in the sky with diamonds August 26, 2004