Fire the Cannon 

A term for taking a massive dump, often accompanied by a loud, “explosive” release of gas

I’ll be back in a bit; had taco bell last night and I’ve gotta fire the cannon.

Fire the Cannon by Thewordmancometh March 11, 2010

Fire the cannon 

to fart on the toilet
to fart loudly in a place that will create an echo

Honey what are you doing in there? "I had to fire the cannon"

Fire the cannon by Embrey April 4, 2010

Fire it out the cannon 

When you ejaculate an arsenal of sperms a significant distance, at least three feet. Usually followed by a sense of pride.

*Angela is giving Jon boy head*
Angela: Jon boy when you cum dont fire it out the cannon I just washed my hair okay!
Jon boy: ha I fired it out the cannon, im so pleased with myself!
Angela: its all in my hair Jon, you prick.
Jon Boy: haaa,
Angela: your not getting head for two weeks.
Jon boy: ohhhhh no pleaaaaase.

Fire it out the cannon by oggy ostrich April 9, 2017