Grunterhole 

The Internet

I can't log onto the fucking Grunterhole because the AGB Firewall is blocking my modems

Grunterhole by Piggy Smooth-Face October 18, 2008

grunthole 

anus; butthole.

MOMMY! It feels like there is a bug in my grunthole!

grunthole by Banjo June 13, 2003

grungehole 

Just another of many nicknames for the asshole.

I tend to refer to it as my grungehole because somehow it just sounds a little less vulgar in front of the kids!

grungehole by Dr Bunnygirl October 20, 2023

gutterholes 

noun (n) - A place of filth and disgust, were only the awful survive. Surrounded by luxurious fountains of sewage and decrepit mounds of feces.

Bakersfield - CA
My definition

gutterholes by Geoeffrey May 14, 2005