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1.
noun, plural shartes blanches  shahrts blanch, blahnch; Fr. shart blahnsh

1. Unconditional authority; full discretionary power to shart as you please. Usually granted after a heavy night of drinking, or the accidental consumption of high volumes of laxitives.

2. A pair of jocks that is blank except for a shart and given by the shartist to another person to wear as he or she pleases.

3. Cards. a hand having no face card but with a really shitty scoring value, as in piquet.
" Hung over today are we? Never mind, you have Sharte Blanche today"
by bart the shart July 13, 2009