Man, when I was doing Suzy last night I tried to put my ballzack into her brownstar, it was like trying to keep a dog in a bathtub.
by Scud August 20, 2004
Get the dog in the bathtubmug. 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.
by The Broiler July 16, 2008
Get the dog in a bathtubmug. by Anonymous April 25, 2003
Get the dog in the bathtubmug. 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.
by CharlesVA August 5, 2006
Get the Dog in a Bathtubmug. by Anonymous February 25, 2003
Get the dog in the bathtubmug. by pooteck May 22, 2003
Get the dog in the bathtubmug. 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).
by BAM -- I'm scene! January 31, 2005
Get the Dog in the Bathtubmug.