An expression used to describe something that is smega-like in smell, look, or consistency
your sister's breath was very smegmatic this morning, so i told her to eat some mouth wash flavored pudding
by Dusitn for Pres in 96 April 24, 2005
adj. the quality of being a cheesy dickhead
Boy, that asshole sure is quite a smegmatic ignoranus.
by Morgan K February 23, 2009