A knock is a customer to a drug dealer.Someone who buys drugs consistently
I need to pay my rent today.I hope my knocks come thru
by Chicafire April 11, 2019
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Getting caught using or selling drugs. Used mostly to describe drug dealers. Usually they have to stop selling because of it.
Is Karen on tonight?
I heard she got knocked last week, so probably not.
by NatureLover111 October 11, 2006
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a song that slaps..or that sound crackin/hyphy..bay area
"that song is stupid knock"
by justine from the bay March 4, 2005
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For a whore in one stable to be recruited into a stable of another competing pimp.

circa: Late 1950's.
San Francisco, Ca.
"Gina got knocked by Ludlow Slim"
by Bing Ban August 26, 2004
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a DRUGGiE..A PERSON ON THAT ROCK(CRACK)HOMELESS LOOKIN TOO
i saw hella KNOCKS downtown,includen yo moms
by TOWNBIZZNESS June 26, 2005
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When your roommate is having sex in the room and you knock on the door. Though you never actually walked in, it still kills the mood.
My roommate totally cock-blocked me last night by knocking in on us doing the nasty.
by Dyllian March 7, 2010
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Damn, when I get home from this party, I'm bout to just knock.
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