The meaning of the Acronym PIG is...

PIG is

• Pizza Is Good
• Politically Incorrect Game
• Pretty Intelligent Girl
• Politician and Ignorant Goon

More Meanings For PIG:

• Physical Improbability Generator
• Psion Interest Group
• Performance Import Group
• Pipeline Inspection Gauge
• Particular Interest Group
• Passive Income Generator
• Phenomenal Income Growth
• Pride, Integrity, Guts
• Protection Interface Grants
• Persuasion Is Good
• Pfeifferhorn Including Glissading
• Purely Independent Games
• Play Interactive Games
• Port Ingestion Group
• Program Implementation Group

PIG is also in:

• Firms
• Law
• Mathematics
• Military
• Networking
• Products
• Professional Organizations
• Sports
• Stock Exchange