The meaning of the Acronym XP is...

XP is

• version 5.1 of Microsoft Windows

More Meanings For XP:

• eXperience Points
• version 5.1 of Microsoft Windows
• Xtreme Performance
• eXtreme Performance
• eXtreme Programming
• Transfer Protocol
• Xtra Performance
• version 5.1 of Microsoft Windows
• Xtremely Pissed
• A dead or very exited face
• Xtra Problems
• eXtra Pretty
• Xtreme Piece
• eXtra Patience
• eXcruciating Pain

XP is also in:

• Chat
• Clothes
• Databases
• Drivers
• Emoticons
• Funnies
• General
• Hardware
• Hobbies
• Hospitals
• Mathematics
• Networking
• Software