To silently and deadly release a fart in front of a person as you walk. Perferrably someone you do not know and perferrably a girl.
Ex. Dude i just cornstarched that chick back there. -Andy Mashadi
by Devin_Kwak January 09, 2014
Get a cornstarched mug for your Aunt Beatrix.
A person who has sex with ones ass then ejaculates on the rectum.
ted enjoys having intercourse with ones rectum until he finishes on the ass hole of a man or women.

Jerry is such a cornstarcher due to the fact that my ass crack now is full of ejaculate.
by The Real Cornstarcher September 23, 2012
Get a Cornstarcher mug for your papa Callisto.