The speckles left on the toilet seat,seen when you get up from taking a dump.
Hay you left butt dust on the toilet seat,get back in the
there and wipe it off.
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Dust that comes within the anal cavity unexpectedly.
Jeff farted and his butt got a little smokey afterwards. I said, "Damn dude, did you see that cloud of butt dust you just left on that little kid?"
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noun; the crusty, dusty particles of leftover fecal matter that is left on or around the anus. Occurs when wiping was not adequate.
Dude, yesterday I shook some of my butt dust out in Britney's chocolate milk. She didn't notice a thing, other than a slight nutty taste!
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When wearing dark pants and dust gets on the butt of them and wont come off.
Man I fell on the floor and now I've got butt dust.
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A smelly dust like substance that forms on the back of your jeans/pants. This is caused from a deadly combination of going commando and not changing your pants for 10+ days. This is also known as stink butt, stinky pants and stink junk.
Eww, thats gross. Eric has Dust-butt again.
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