What

What or WHAT may refer to

• what, an interrogative pronoun in English:
  • "What?", one of the Five Ws used in journalism
• Web Hypertext Application Technology
• Winter Haven Area Transit, a transit system in Florida, US

In entertainment:

• WHAT (AM), a radio station serving Philadelphia, Pennsylvania, US
• What? (film), a film directed by Roman Polanski
• What, the American title for the film The Whip and the Body
• What Records, a UK record label
• What? Records, a US record label
• What.CD, a private music tracker website for BitTorrent users
• "What?" (song), a song by Rob Zombie
• "What" a song by Bassnectar from Vava Voom
• "What?", a song by Corrosion of Conformity from Eye for an Eye
• "What?", a song by The Move from Looking On
• "What", the name of the second baseman in Abbott and Costello's comedy routine "Who's on First?"
• "What?", the catchphrase of professional wrestler Stone Cold Steve Austin

In technology

• What (ITS utility), a small information utility in the Incompatible Timesharing System

https://en.wikipedia.org/wiki/What