FW means Fuck With.
The Full Answer
FW is a slang abbreviation that stands for Fuck With…
which can be used to mean hang out with…
or have fun with…
or joke around with…
or be intimate with…
or enjoy something.
If someone says fw my recent, they want you to like their recent Instagram posts.
Where Would You See FW?
In texting… and on messaging apps, such as Snapchat… and social media, such as Instagram… and Facebook… and Twitter.
Who can I fw heavy that gets this lit walking down the street listening to music?
You let me down again, why do I fw you?
Other FW Meanings