| Acronym | Definition |
|---|
| KW | Kilowatt |
| KW | Keyword |
| KW | Kuwait (ISO country code, top level domain) |
| KW | Key West (Florida) |
| KW | Kitchener/Waterloo (metropolitan area of Canada) |
| KW | Kanye West (rapper) |
| KW | Korean War |
| KW | Kalenderwoche (German: calendar week) |
| KW | Kirkwall (postcode, United Kingdom) |
| KW | Kate Winslet |
| KW | Keyway (mechanical engineering) |
| KW | Kurzwelle (German: short wave) |
| KW | Ken Williams (White Sox general manager) |
| KW | Kemba Walker (basketball player) |
| KW | Keyboard Warrior |
| KW | Kenworth Trucks |
| KW | Kiowa Warrior (OH-58D) |
| KW | Karat White Gold |
| KW | Kinetic Warhead |
| KW | Kustwacht (Dutch) |
| KW | Kennywood (amusement park) |
| KW | Known World |
| KW | Karat Weight (gold measurement) |
| KW | Kugelberg-Welander (muscular dystrophy) |
| KW | Kas Air Company (Kazakhstan, IATA airline code) |
| KW | Klan War (online gaming) |
| KW | Karawapo |
| KW | Kinetic Wellness |
| KW | Kentucky Windage |
| KW | Knight of Windsor |