FWM
FWM may refer to:

Coventry Climax FWM, a British pump engine
The Fabric Workshop and Museum, in Philadelphia, Pennsylvania, United States
Fairway Market, an American grocery chain
Fast Web Media, a British digital marketing firm
Four-wave mixing
"FVM", a song by American rapper Lil Yachty from the 2018 album Lil Boat 2
Several speaker systems featuring wOOx Technology