HW
HW stands for:
- Citroën Type H, model name
- Polish license plate for border protection
- Hardware, a general term for mechanical and electronic equipment of a system, such as a computer system
- Hello ( airline), a former Swiss airline ( IATA code )
- Flood
- Northing or height value
- Hot Wheels Model Cars by Mattel
- Tungsten carbide, abbreviation according to ISO 513
HW as distinguishing signs on license plate:
- Germany: Kreis Halle ( discontinued)
- UK: Isle of Wight
- Disambiguation
- Abbreviation