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2.
a zip is an ounce of purple haze
i got a zip from the spot for only $250
by Lil_Fly_Ladie November 23, 2005
 
1.
A "zip" is the another name for an ounce of marijuana. (Usually between 25 - 28 grams).
-"Hey bro can I get a zip of that shit we smoked last night?"

-"My friend charges 290 a zip, but it's chronic!"
by TheChronicKingWes115 September 23, 2009