Derivative of slang "bullshit" Basically a combination of "bull(shit)"+"corny". A jack-ass action or situation.
My sarcastic co-worker says "this is a defining moment in your life", as I create the definition for bullcorn at the urban dictionary website. I point out that, indeed, his statement is bullcorn.
n. Bull korn - 1. something that is seriously screwed up
2. a falsity
v. 1. to call out somebody's ridiculousness 2. the act of pointing out a gay/lame occurance
When Spangler was launched off the course in Mario Kart 64, just as he was about to win, he called an immediate Bullcorn
Bullcorn! Stop Bullcorning around Eakins!