"The Machine Gun" is when a guy gets a BJ from a random woman, and pulls out, nuts on her face, and screams RAT-TATTA-TATTA
Hey girl, wanna see The Machine Gun, (7 min later) RATATATTATATATATAT!!!!!!
by NumShotBoi August 3, 2017
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Machine Gun: To poke a hole in the bottom of a canned alcoholic energy beverage and open the top to drink quickly.

Machine Gunning: to perform a machine gun
Hey Adam, instead of shotgunning beers, let's machine gun some Sparks to start the night off right.
by Thadeus Phatsack September 1, 2010
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the art of drinking several shots, one after the other.

known as "machine guns" as the bullets being fired one after another is like the shots being downed one after the other.
Melissa: oh em gee, i was sooo drunk last night
Kayla: Oh, why is that?
Melissa: i did 6 machine guns yesterday,
Kayla: rebel!
by evaraw October 17, 2010
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The Machine Gun is when you getting ready to cum on a girl's face and saying "BRRRRRRRRR" as you cum.
Dude, I did The Machine Gun so hard on her last night!
by Laughing Dicks (Im a girl) September 27, 2017
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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.
"man that chick was so drunk, she let me machine gun her all night man... both holes!!"
by Billy Leblanc April 27, 2004
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1.A gun that is a machine as well.

2.A gun that fires many bullets in a short period of time.
This isn't fair! They have rocks, and all we have are machine guns!
by Poops McGee January 7, 2004
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The act of pointing your finger at someone while going "BBRRRRRRRRR you're dead!" to annoy them. Done mainly when passing a motorist.
I gave that guy a machina gun and he got pissed off because I kept doing it for ten minutes and starting throwing stuff at him. Then he beat me up
by Kung-Fu Jesus June 22, 2004
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