The powder at the bottom of a can of Wasabi Nuts.
Bro, I was eating some wasabi almonds and that fucking ninja dust shit got in my eyes. That shit burns. I bet you could blow that shit in somebody's face on purpose and be a total ninja."
Dental dust, as in that sweet medical grade ketamine.
"Hey Fred, wanna try some of this fine dental dust? It's not just for horses ya know."
Dry hacking cough from smoking weed. The worst dry ones!!!
Or
90 year old chinese guy cum
Dude, I just sucked on chinese dust!!! (Hack hack, cough cough) .
When you burp and someone has to breathe in your death for a couple seconds of hell
Can be used interchangeably for cocaine (obviously because it's white). But, can also be used as a generic, cover-all term for narcotic powders (kind of like using skoom) or how police refer to all narcotics as dope.
Person1: What's up with that crackhead rolling around in the middle of the street yelling and screaming?
Person2: Probably all hopped up on honky dust. We should call an ambulance before he gets run over.
when people bust out the blow and are steady tweaking
these hoes damn near killed the bag; they're fuckin off the dust