Top Definition
when the male shits onto the womans inner thigh and the woman smacks her thighs together causing the shit to go everywhere. she will continue to work out for 30 minutes three times a week.
Erma did you try that montana thigh master?

"My thighs look great but the stench is worth it", exclaimed Florence.
by shyt stain mcgee August 16, 2010

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