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 Dusty Buttmug. by AfroHunter231 April 20, 2010
Get the Dusty Buttmug. The hooker down the street hasn't gotten any clients in months. She must be a real dusty butt by now.
by MadamCookie April 23, 2010
Get the Dusty Buttmug. by RickyRocket September 8, 2006
Get the dusty buttmug.