Top Definition
STINKY BALLS! when you are on a sex bender and do not shower for days you will develop a bad case of the "montana frosties"
"after going out all night and then boning we woke up in the morning, went for a hike, boned again...and again- my boyfriend had a terrible case of the montana frosties!"
-no BJ for you
by montana frosty hater March 01, 2011
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