The meaning of the Acronym PW is...

PW is

• Providence and Worcester Railroad Company
• Pittsburgh & West Virginia Railroad

More Meanings For PW:

• Preserve Word
• Text document (Professional Write)
• Public Write
• Priority Words
• Pretty Wife
• Pulse Width
• Peak Width
• Pressure Wave
• Precipitable water
• Plan of Windmoving
• Pre War
• Piss Weak
• Plug Whore
• Pig Whore
• Posting Whore

PW is also in:

• Adults
• Assembly
• Chat
• Electronics
• File Extensions
• General
• Meteorology
• Networking
• Physics
• Universities