Army slang for the Browning M2-HB .50-caliber heavy machine gun
"Go grab me a couple of boxes of fifty-cal. I'm gonna make the Ma Deuce sing!"
ayon kay Bullzeye ika-26 ng Disyembre, 2003
1 more definition
Another word for your Mother
Ma Duece was worried about you yesterday, what happen?
ayon kay Jae' ika-08 ng Hunyo, 2005