We all know that drugs are very much integrated with rap, especially during the 80s and 90s. Many artists still allude to such in their rhymes. “Zip” is a term related to this.
There have been many slang words that euphemistically allude to drugs and other substances. Zip is slang for an ounce of marijuana. Big Sean and a few more have used this slang. Many rappers have been creative when measuring or referring to drugs. Here are some examples of this slang’s usage:
“A zip of marijuana is enough to get you in jail.”
And
“I fear that the rumors of zips being planted by police in vehicles are true.