What does WHAM stand for?

Rochester, NY - AM radio station call letters

Water Hammer

Water Hydrogen Ammonia Methane

Waveform Hold and Modify (SAUS)

Wayne Horizontal Acceleration Mechanism

West Hemisphere Autodin Management (SAUS)

Winning the Hearts and Minds - of the people - Vietnam pacification program

Wisconsin H-Alpha Mapper - Astrophysics

Women, Heritage, and Museums - British - An association (DBA)

Women's Health Action and Mobilization (EA)

Work Handling and Maintenance - Navy (NG)