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1 definition by Horray4Sharts

 
1.
An absorbent material placed inside the underwear or between the butt cheeks to catch and absorb an unexpected shart.
"Man, I was at the mall today and I squeaked out a fart, which then resulted in a shart. Good thing I was wearing my Shart Shield!"
by Horray4Sharts October 17, 2009