Australian slang for a penis, neatly encapsulating the description of how that part of the male anatomy shoots with great force a fluid that ever-so-slightly resembles a globular, liquid dessert.
Also Custard Gun was the original name of the legendary 1990s Brisbane AU band Custard: name truncated for obvious reasons!
Also Custard Gun was the original name of the legendary 1990s Brisbane AU band Custard: name truncated for obvious reasons!
by Bag O'Turnips April 14, 2008

by mark March 29, 2004

A MAC gun is one of the UNSC's most powerful non-nuclear weapon. A MAC gun fires a ferrious core. The gun fires the 3,000 tonn projectile at 4/10th the speed of light and is the only known weapon to break through a covenant shield in one shot. MAC guns can be put on a UNSC ship or stationed above an important Earth colony
by Chris000 July 17, 2006

by cj October 17, 2003

When you're late after spending too much time eating a greasy meal and in the process of running you let out small flatulence at separate intervals synchronized with your steps so that it sounds like a MACHINE GUN. MACHINE GUNNING.
by Mounstah Bites December 26, 2010

by Bryon Tucker January 4, 2008
