WP

WP may stand for:

• Warsaw Pact
• The Washington Post
• Water Polo
• Weakest precondition (computer science)
• Western Pacific Railroad, a former railroad in the United States (AAR reporting mark WP)
• Westfalenpost
• WhatPulse, a free keycounting program
• Wikipedia's abbreviation
• Winter Park, a ski resort in Colorado
• Word processor
• WordPerfect
• WordPress, a PHP-based blogging software
• Abbreviations redirecting to pages in the Wikipedia namespace (WP:)