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When you fist a girl on her period and then slap her ass with an open hand. Looks like the red handprint on a painted Indian war horse.
(Dude #1) Dude, I gave Jessica an Indian War Horse!
(Dude #2) Aw man, was it awesome?
(Dude #1) No, I passed out from the blood.

Also known as the Spankwire mascot.
by KalebfromSinCityOklahoma August 18, 2009
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