Top definition
The forgotten remnants of a hastily consumed snack food item (often chips) that aggregates on the lap or chest, dependent on the eating position at time of consumption.
Skyler: "Hey R.J., I see you have some snack dandruff right above the dragon on your Ed Hardy t-shirt."

R.J.: "Thanks Skyler, I just can't get enough of those dill-flavored Pringles. Let's go frost the tips of our hair."
by Super Face July 09, 2010
Get the mug
Get a Snack Dandruff mug for your cousin Abdul.