pounding the flounder

Um well fucking yourself...
Masturbation
What your mom does at night...

She was pounding the flounder.

by Did bish August 28, 2016

pound the flounder

Male masturbation, jerking off, etc...

Q: What's Mike up to this weekend? A: Since his girlfriend is away he's probably gonna sit home and pound the flounder.

by FunnyMFer March 30, 2010

pounding your flounder

The act of masturbation.

"Did you get caught pounding your flounder when your parents came down for the family orgasm"

by echzthskltiu March 21, 2009

pounding the flounder

For one to have intercourse with a third-wheel.

John should have a sweet night, said he'd even have a go at pounding the flounder! Prim 👌

by TheFlameBurnsWickr September 1, 2016