WAF
- Blue Army of Our Lady of Fátima
- Wabash College
- Waf (build system)
- Wah Fu station
- Wallyford railway station
- Weather and Forecasting
- Web application firewall
- Web application framework
- Welsh Automotive Forum
- Wife acceptance factor
- Women's Air Force
- Workers Autonomous Federation
- World Archery Federation
- World Architecture Festival
- World Armwrestling Federation
- Wrench
- Write amplification factor
- Wydad de Fès