1 definition by Nick U

-noun

1. A mass of fine, dry, skin particles, lint, hair, pet dander that is formed by static electricity taking the shape of a rat.

-adjective

1. An individual who is rapidly decaying (shedding skin) and generates large amounts of dust.

2. A generally dirty smelly person.
Did you see the size of that nasty dust rat in the corner? You totally need to go to the dermatologist.

I couldn’t find dust rat immediately but I was able to locate him by following his trail of epidermal detritus.
by Nick U January 16, 2008
Get the Dust Rat mug.