frump bump

The penis bump a man gets when wearing frumpy sweat pants.
Dude, those sweats give you a frump bump.
by whosthatgirl April 15, 2009
mugGet the frump bumpmug.

Frump That Bump

Pounding a drink for the sake of leaving a bar.
"Dude just frump that bump so we can get outta here."
by stillins December 30, 2011
mugGet the Frump That Bumpmug.