Definitions by Geezer81

Pussy piston action 

The sound created when a man thrusts his penis into a tight, well lubricated vagina. Also known as vulva volume.

Man, pumping that dirty bird I picked up last night, her pussy was so wet the pussy piston action was phenomonal. I swear she was running some Penzoil grade shit.

Pussy piston action by Geezer81 March 31, 2007