Definitions by smoke the ganja

Flounder fuck 

A flounder fuck, sometimes referred to as a flounder fucking, is when you are participating in sexual intercourse with a women and you make her pussy so wet that actual, legitimate fish start to inhabit the women's vagina.

Cj: Yo I fucked that bitch so hard last night

Logan: Damn man, you gave that bitch a flounder fuck.

Flounder fuck by smoke the ganja September 18, 2016