Top definition
When a man ejaculates and lets his semen dry until crusty, and then grinds it into a powder so that it can be snorted.
Dude A : "Hey man, let's do some coke"
Dude B : "Nah, man, I just got me a batch of galaxy dust bro"
Dude A : "Sweet dude let's do this"
by jruedawg99 July 24, 2016
Get the mug
Get a galaxy dust mug for your mother-in-law Sarah.
buy the domain for your art site