look up any word, like the eiffel tower:
smom is the short form for stepmom. the female version of an sdad.
my smom is so fucking hot, I'd do her myself!
by thecapnjay April 16, 2010
to be of matt johnson, bart wilson, andrew ward, or other badass or awesome qualities. usually involving a person place or thing. one who gets the party started

completely not cool at all, to be a complete downer or depressing
bart wilson is a total smom.
by smom2 March 09, 2009