Definitions by Varchld

fmj 

Full Metal Jacket
A style of round used in firearms. A standard round as opposed
to Hollow Tip/Point or Armour Piercing/Teflon Coated.

my momma went shootin tha other day, i told her to use hollow points but the biach went for me standard FMJ.

fmj by Varchld November 2, 2005