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
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Be quiet. In other words, shut your freakin' mouth.
"Zip it Paul! You're so obnoxious."
by Melissa January 20, 2004
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An ounce of any kind of illegal drug. Usually used as a code name over the phone by paranoid drug dealers.
by Zack December 08, 2002
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an ounce of marijuana. Amount that fits in a ziplock bag.
Got a zip of skunk haze yesterday
by dan12 December 29, 2006
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