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1.
A condition where a person has to fart so bad they become erect; A condition where a person has such a satisfactory fart they become erect.
"Dude, I just shit my pants. I think I have a fart boner."

"Oh man, I'm going to shit my pants. I'm getting a fart boner."

by Jake Adams October 22, 2007
66 19

Words related to Fart Boner:

boner erection fart gas gas erection
 
2.
The act of farting while you have a boner.
Aww man! I have a fartboner

Eww it stinks!
by AlphaCookie January 03, 2011
1 4