When the throwing down the toilet of cummy tissues from the male, and the used tampons of the female that then somehow meet in the sewers, merging together and forming a mutant baby that will feast on unsuspecting toilet goers
by tempys01 September 09, 2010
A crap so large it resembles a crowning infant. Stitches may be required to reassemble the anal port.
by Benicio Del Torro April 11, 2009
Joe: Man, look at that guy. I heard he was a toilet baby.
Bob: Dude, what?
Joe: His mom thought she had to drop a deuce, but it turned out that she gave birth when she found him swimming in the crapper.
Bob: Dude, what?
Joe: His mom thought she had to drop a deuce, but it turned out that she gave birth when she found him swimming in the crapper.
by kumar0009 November 14, 2007