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Short for Non-Judicial Punishment (military)

Nonjudicial punishment permits commanders to administratively discipline troops without a court-martial. The receipt of nonjudicial punishment does not constitute a criminal conviction, but is placed on the service record.
Ah man, I almost got NJP'd today
by tbrooks September 29, 2009
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An abbreviation used by Marines stationed at Camp Geiger, Camp Lejeune, or New River Air Station, meaning Nasty Jacksonville Pussy. the local variety of strange that grunts and pogues alike find themselves banging for 2-48 Months
Did you hear? Staff Sergent caught the clap while getting NJP
by Terminal lance June 14, 2010
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Short for Nigger Jet Pilot. Afterall, how many black pilots are there?
Dave - I banged two fine ass hos at the same time last night.

Gary - If you banged two fine ass hos last night I'm an NJP.
by tnymntana June 06, 2007
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