1 definition by Nikki2Tricks!Ur#3

Said..."MEN-CH" or "MEN-CHIN"

(Although this word has been known to mean gentleman this is exact opposite in this case.)

To SCREW UP or To Be A SCREW UP
... in the Wost Possible Way! & At The Worst Possible Time!

aka Mess Up
aka Fuck Up
aka FUBAR
Don't Mensch this night up it's my son's 12th birthday it is his turn to party!

He never fails to Mensching it up just like he has always Mensched it up! I just really hate Dopers, Losers, Thieves, & Menschings...all the same!
by Nikki2Tricks!Ur#3 January 13, 2016
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