mmmsebehdeh- said when something is awkward or there is a strange silence.

may be used when there is NOTHING to say.
: : extreamly awkward moment : :

Response: mmmsebehdeh.
or..

"I hooked up with your boyfriend last night"
OH MY GOSH!
"mmmsebehdeh"
by lalase May 25, 2007
Get the mmmsebehdeh mug.