When you are in another person wedding party, yet you dont ivite that person to your wedding, much less your wedding party.

-A major, major insult.
"Tommy, why did I get a Kucyk from Dave, he was in my wedding party."
by allazzerman December 11, 2003
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(1) "koo-stock-ed" - The act of being in a friends wedding party and then when you get married, you give them the schnide from you wedding party.
"Sorry buddy, but Mick is going to get Kucyked at my wedding."
by Cal Ripken April 28, 2004
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