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 the janitor is cleaning and he comes across shreds of shitty toilet paper in his dust pan.
Hey did you get that picture of the dust pan butt crumb?
A sex act in which a woman shaves her public hair, while standing over a man's freshly shaved privates. The woman's public hair falls like dust onto the mans "fine China".
The guy eagerly laid down & Nicole got busy dusting the fine China.
He will kill you if you are not subscribe to t series.