2 definitions by SOdeadAFTERschool

the act of releasing small amounts of shit during the farting process
Johny, i was doing your laundry and i there was a brown stain on your pants... did you blast shit knickers again?
by SOdeadAFTERschool September 1, 2010
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the act of passing gas and getting crap all over the inside of your pants
Hey son, i found a brown stain on your pants while doing laundry, did you blast shit nickers again?
by SOdeadAFTERschool September 1, 2010
Get the blast shit nickers mug.