dog in a bathtub 

The sexual act of placing both penis and full scrotum inside the anus of your partner. Said act is aptly titled as pertaining to the complication factor of performing the act of keeping a Dog in a bathtub.

Dude, that girl is ill. She let me give her a dog in a bathtub!

dog in a bathtub by The Broiler July 16, 2008

dog in the bathtub 

The act of trying to insert one's testicles in a girl's asshole.

They just don't want to stay in there! Like a dog in the bathtub.

dog in the bathtub by Anonymous April 25, 2003

get the dog into the bathtub 

You're screwing a girl in the ass. You try to get your nuts up in there as well. It's about as tough as trying to get the dog into the bathtub.

If you have a tuna can, it really is impossible to get the dog into the bathtub.

get the dog into the bathtub by oas August 28, 2006

Dog in a Bathtub 

This is the proper name for when you attempt to insert your nuts into a girl's ass. It is so named this because it can be just as hard as keeping a dog in the tub while giving it a bath.

"I gave that bitch a dog in a bathtub"

Dog in a Bathtub by CharlesVA August 5, 2006

dog in the bathtub 

Insert ones balls in a girls ass.

After anal sex there was room for dogs in the bathtub.

dog in the bathtub by Anonymous February 25, 2003

dog in the bathtub 

While doing a girl in the butt and managing to get your balls in too.

It is called this because it is as hard as getting a dog in a bathtub.

dog in the bathtub by pooteck May 22, 2003

Dog in the Bathtub 

When you're "doing" a girl, and you try to get both your balls AND your dick inside of her (there isn't enough room for both).

I pulled the Dog in the Bathtub last night on LaFawnda; I'm single today.

Dog in the Bathtub by BAM -- I'm scene! January 31, 2005