Smudge Baby

A "Smudge baby" is born when a man or woman without pants (or with crotchless pants) is sitting on a sofa, and shits on the sofa and it smudges all over it.

Originating from a chinese pop song. Lyrics can be found here:

http://lyrics.robby.haryan.to/song.php?id=5257

Phil looked at Matt and observed drily, "Mark just birthed a smudge baby all over your sofa."

by Carnifex2009 April 3, 2009

baby sludge

The cream that is often found on womens panties when she is ovulating. This marks a key time to become pregnant.

She had baby sludge on her black panties.

by tip top April 8, 2006