FWM
FWM is an abbreviation for:
- Window manager # Window manager for X , a program that has the task of offering user programs functions such as minimizing, enlarging and closing windows in graphical user interfaces
- Four-wave mixing (engl .: Four Wave Mixing ), an intermodular distortion in optical systems
- FWM-Fahrzeugwerke Miraustrasse , a German rail vehicle construction company based in Hennigsdorf, Brandenburg
fwm is an abbreviation for:
- The Flying Windmill , a German band