The male reproductive organ (ie: the penis)
Larry went over to Joes house to return a barrow video game when Larry saw Joes fathers nut cannon.
by Locher.0 June 01, 2012
a long erect cock ready to bust a nut on an unsuspecting female at any given time
Ahhh! Suck my nut cannon you whore! Ahhh! I busted a nut in your fucking face! Suck it bitch!
by Jurgen von Longcock June 02, 2012