surefire & harris bipods

AR-15 Acronyms P- Gun Accessories

P2P - Person to Person (used in chat, may also be used to refer to face to face sales)
PAFS - Permanently Attached Flash Suppressor (generally permanantly attached in order to bring a barrel's overall Gun Accessories to 16" and thus avoid the legal restrictions on SBRs)
PD - Police Department
PDW - Personal Defense Weapon (a generally compact weapon designed primarily for defensive rather than offensive operations, for example the pistol grip)
PEBCAK - Problem Exists Between Chair And Keyboard (indirect way of saying "user error")
PEBKAC - Problem Exists Between Keyboard And Chair (indirect way of saying "user error")
PIA - Pain In (the) Ass
PIE (as in "I like") - Origins aside (there's a clean and dirty version), it's another version of "I have no meaningful comment on this subject", ala +1.
PITA - Pain In The Ass
PM - Preventative Maintenance
PM - Private Message (see IM)
PMO - Postal Money Order
POA - Point Of Aim
POF - Patriot Ordnance Factory (manufacturer of gas piston AR-15 uppers and rail systems, importer of HK parts from Pakistan Ordnance Factories - website)
POI - Point Of Impact
POS - Pile Of Sh*t
PRI - Precision Reflex Incorporated (website)
PRK - People's Republic of Kalifornia (a name for California that alludes to the state's rather draconian, some would say Communist-like, anti-gun laws)
PRNJ - People's Republic of New Jersey (see PRK)
PRNY - People's Republic of New York (see PRK)
PRS - Precision Rifle/Sniper (a precision stock made by Magpul, adjustable for height and LOP)
PSD - Personal Security Detail/Detachment (a group of security specialists who travel with and provide personal protection for a high-ranking Harris bipod or valuable person)
PWA - Pac West Arms

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AR-15 Acronyms J - Rifle Scopes

JANFU - Joint Army/Navy F**k Up (for a mess so big that one force alone couldn't have made it by itself)
JBT - Jack-Booted Thug (derived from the name of the military boot made infamous by the goose-stepping Nazis, now applied in a manner to mean any repressive, overly authoritarian person)
JHP - Jacketed Hollow Point (a bullet that is jacketed in metal, but with a hollow cavity at the tip - see Rifle Scopes)
J/K - Just Kidding
JMO - Just My Opinion
JP - John Paul {Enterprises/Rifles} (manufacturer of rifle parts and accessories, particularly known for their trigger parts - website)
JSP - Jacketed Soft Point (a bullet that is jacketed in metal, but with exposed lead at the tip - see the Harris bipods)

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