Definitions by Justin Illusion

grundle 

The Grundle or taint is the area between the genitals and the anus.

"That bicycle seat really put a hurtin' on the old grundle!"

grundle by Justin Illusion May 30, 2006

Taint 

The Taint is the area between the male or female genitalia and the anus.

"It taint scrotum and it taint butthole so it must be taint."

Taint by Justin Illusion May 30, 2006