When you crap yourself, but not a liquid shit, a nice hard terd.
Oh man, looks like Cliffosaurus is sporting an ass boner!
by Johnstockton October 2, 2009
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When you get fucked so hard in the ass you pop a boner.
Dude:i got ass boner so hard, it went to far in now i got a boner!!
by skghruighauihgauigbp April 18, 2009
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The act of someone doing a poo, or the poo is slightly poking out the bumhole.
It is called a Ass Boner as the poo poking out your bum is like your penis getting errect.
"Man i`ve got the biggest Ass Boner!"

"Go use the bathroom then."

"Ahk, ill be back."
by DjDyss January 4, 2009
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When something turns you off so much that you get a negative boner which then comes out your ass. Or when something turns you on that should not causing you to get a negative boner which then comes out your ass.
"man, i saw these half naked pictures of harry potter and got an ass boner"
by EWC November 13, 2007
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thee ultimate in foul language, no one can respond to this or just something you say before your about to kick someone's fuckin teeth in but you have to look real mad for it to work
i love talkin shit to people

you better stop "GLARE" or else

aahh!!! Fuck Shit Cock Ass Titti Boner Bitch Muff Pussy Cock Butthole Barbra Streisand

uuhhh thsorry i cannt tolk
by Suicidal Alcazar July 28, 2009
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