Top definition
This term relates to what wearing of a thong does to one's booty. The simple act of wearing a thong results in butt flossage. This is very similar to the act of flossing one's teeth.
I love my new pink thong from Victoria's Secret but when I wear it there's some serious butt flossage going on.
by Pink Flamingo February 11, 2006
Get the mug
Get a butt flossage mug for your cat Bob.