Funstack 

A type of group sex that involves “stacking several people together in a line. Either vertically or horizontally.

Jeff and I became very close after the funstack at the office Christmas party.

Funstack by dingusCEO August 17, 2021

Funstake 

The kind of mistake you want to make again.

Last night was full of debauchery, irresponsible decisions, and funstakes, let's do it again soon!

Funstake by queenKJ April 8, 2010

American Frozen Funstick 

A red white and blue dildo that is frozen that is later used for anal stimulation.

Casey loved it when i showed her my American frozen funstick, she even tried it herself.

American Frozen Funstick by RNBWkitty July 12, 2016