The remnants found at the bottom of the bag after eating a bag of Cheetos, Doritos, or anything other cheesy snack food.
Cheese dust is awesome when sprinkled on popcorn-- just don't snort it.
by l1nchp1n February 24, 2011
1 more definition
The remnants found on your shirt/jacket after vacuum-sealed cheese has been thrown at you in a drunken battle.
Roadmap brought vacuum-sealed cheese to the party. When things got out of hand, he ended up with cheese dust on his shoulder.
by Dr. Davidoff Vilson January 07, 2006