3 definitions by kilo15

Special Forces. Used in the military and miltary wannabes.
rick: Dude i wanna be SF when i enlist.
Dude: You're hardcore.
by kilo15 November 21, 2005
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US ARMY SPECIAL FORCES unit. light infantry, hardcore missions. soldiers with real kick ass power.
by kilo15 November 21, 2005
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Mounted 20mm grenade launcher, which fires 90 grenades a minute. Can level a two story building to rubble in three minutes.
the Private fucked up the enemies with a Mk-19.
by kilo15 November 21, 2005
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