1 definition by stevenjchamplin

Top Definition
when you have a diet high in greasy food, you leave behind residue in your underwear called shartmarks when you fart. your farts have liquid fuel that occasionally, accidentally end up with a bit too much substance behind them.
"too much take out has left Steven no choice to replace his boxers due to excessive shartmarks"
by stevenjchamplin December 26, 2012

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