The meaning of the Acronym SIP is...

SIP is

• Solo In Place
• Subject Interval And Period
• Swords Into Plowshares
• Sound Improvement Platform
• Self Improvement Project
• State Improvement Plan
• Sun Industries Protocol
• Session Internet Protocol
• Something In Parenthesis
• Soul Influenced Product
• Stateful Inspection Of Packets
• Sloan Innovation Period
• Saccharine Infused Prozac
• Standard Interchange Protocol

More Meanings For SIP:

• Single In-line Package
• Single In-line Package
• Statistically Improbable Phrase
• Simulations In Physics
• Spring Intensive Program
• Student Initiated Project
• Student Information Portal
• Sales Inventory Purchase
• Submission Information Package
• Sale In Progress
• Standard Investment Planning
• Schools Integration Project
• School Improvement Plan
• Social Interactive Playtime
• School Improvement Program

SIP is also in:

• Accounting
• Amateur Radio
• Educational
• Electronics
• General
• Libraries
• Physics
• Stock Exchange
• Universities