The meaning of the Acronym OP is...

OP is

• Order Of Preachers
• Over Proof
• Ontario Public
• Operation Point
• Optimum Price
• Off Premises
• Overton Park
• Oil Pan
• Organic Percussion
• Original Post
• One Power
• Ocean Pacific
• Overland Park
• One Piece
• Off Priveleges
• Oral Presentation
• Ordinary Prat
• Originally Posted

More Meanings For OP:

• Operator Panel
• Outline Processor
• Open Plug
• Open Platform
• Optimistic Protocols
• Octo Pest
• Original Poster
• Open Pollinated
• Octave Plateau
• Orange Pekoe
• Orange Potatoes
• Obnoxious Preppie
• Optional Procedure Mailing System
• Order Of Preachers
• Over Proof

OP is also in:

• Botany
• Chat
• Electronics
• Food
• Funnies
• General
• Hardware
• Networking
• Unfiled
• USPS