The shotgun from Ratchet and Clank's sequal: Ratchet and Clank: Going Commando that shoots the hell out of enemies.
by PaulJar the Pornostar November 23, 2003
When fingering a girl, stick your two index fingers in her vagina, in a rapid fire motion, therefore creating a "machine gun" efect. Also can be done in the anus with the pinky fingers.
by Billy Leblanc April 27, 2004
by vagothcpp December 17, 2009
Origanated from Gattling Who was the inventor of the machine gun (Gatling Gun)
by Ryan Downs August 26, 2003
V. When two or more persons are together, one person preforms a "Butt Chug" and the other party lowers him/herself to receive the alcoholic rectal discharge orally. Before preforming the "Thunder Gun" one person must proclaim "THUNDER GUN!!!!" very loudly to find a willing participant and the first person to scream " AAAAYOOOO" will be the honored recipient of said Thunder Gun
Ethan: Damn I'm thirsty
Joe: THUNDER GUN!!!!!
Zach: AAAAYOOOOO
......
Ethan: Damn I really wanted that thunder gun :(
Joe: THUNDER GUN!!!!!
Zach: AAAAYOOOOO
......
Ethan: Damn I really wanted that thunder gun :(
by THE_Thundergunster69 July 10, 2011
The act of having anal sex whilst the one receiving inserts a dildo backwards into their mouth, so that it looks like the penis is going into the butt and out of the mouth.
by Dirty Nuts May 13, 2012
by MackyMatt May 21, 2008