An woman in upper age, older than a cougar, that has the potential to be dryer than the sands of the Sahara.
In planning for his upcoming adventure with an older woman, Martha, TJ purchased a vat of lube for fear that Martha may be a dusty butt.
by Cornwalis T. Breadford IV July 26, 2009
Get the mug
Get a Dusty Butt mug for your barber Julia.
A cheap prostitute or whore who is usually old and works for very little money.
The hooker down the street hasn't gotten any clients in months. She must be a real dusty butt by now.
by MadamCookie April 22, 2010
Get the mug
Get a Dusty Butt mug for your father Paul.
A term used to describe a person who is short.
5ft 2" Chris - Alright fella

6ft Rick - Hiya Dusty Butt, how's things?
by RickyRocket September 08, 2006
Get the mug
Get a dusty butt mug for your cat Paul.