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2 definitions by L'éditeur

Acronym for I'm Not Making This Up.
My GF's Skene's gushed three sets this morning. INMTU.
by L'éditeur November 27, 2010
A new category of non-clitoral orgasm that spreads throughout the abdomen, hips, groin, thighs and ass caused by vigorously jiggling the female's hips in a copulatory motion, i.e., up and down at vibrospeed. Even though clinicians say that non-clitoral orgasms aren't possible, they're wrong. Also «panty cum».
The Young Girl declared with consternation, "OMG, it's like my panties are on fire!" as she experienced her first panty orgasm.
by L'éditeur August 06, 2011