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When a zip fly bulges in such a way as to look like a huge erection.
Mr. Abc: Aw dude control yourself!

Mr. Xyz: Relax, it's just a zip dick.
by CassAndTom April 03, 2010
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2
one who catches their dick in the crotch zipper of jeans.
Tommy: "Hey Johnny, what's that piece of skin petruding from your fly?"
Johnny: "Oh, thats just zipdick"

Also Ben stiller in "Theres Something About Mary"
by De Alto October 16, 2009
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Name for idiot, person who makes mistakes
Chloe= "Gosh, you Zipdick!"
Kayla= "What, one mistake makes me a Zipdick?"
Chloe= "Eww! You had sex with RAT!!!!!!! EW EW EW EW EW EW EW EW EW EW EW EW!"
by ChloeRoseRobinson May 10, 2008
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