Devils onion ring 

This is the area behind your taint. Also known as a butt hole or ass hole.

Man your devils onion ring is stinky today.

Devils onion ring by Matt Nickel August 12, 2008

devil's onion ring 

anus, rectum, buthole, asshole, basically the poop hole

That girl is sooo hot I would eat her devil's onion ring

devil's onion ring by Squirelmaster May 15, 2006

devil's onion ring 

Comical slang for brown eye, butt hole, or anus.

Does anyone else smell the reek coming from the devil's onion ring on that guy?

devil's onion ring by Andaconda June 30, 2004

Devil's Onionring 

Your asshole.

Take a shower nozzle, turn it to jet, and give your devil's onionring a blast from the past!

Devil's Onionring by [sT]Crew March 23, 2004