FW

FW stands for “Forward” or “Forwarded.” It is an internet slang term or abbreviation often used to indicate that a message, email, or post has been shared or sent by someone from one person to another.

Examples:

1.

Hey, have you seen this hilarious video? FW: It’s a cat trying to fit in a tiny box!

2.

I received an email about the upcoming event FW: Please RSVP if you’re interested in attending.