| Acronym | Meaning |
| AWI | Adults with Incapacity Act of 2000 (UK) |
| AWI | Agency for Workforce Innovation (Florida) |
| AWI | Aging Water Infrastructure (US EPA) |
| AWI | Air Warfare Instructor (UK Royal Navy) |
| AWI | Air Wisconsin Airlines (ICAO code) |
| AWI | Alert with Information |
| AWI | All-Weather Interceptor |
| AWI | American War of Independence |
| AWI | Ancient Woodland Inventory (UK) |
| AWI | Approved Work Item (ISO) |
| AWI | Arizona Workforce Informer (publication; Arizona Department of Commerce) |
| AWI | Assembly Work Instruction |
| AWI | Asymmetric Warfare Initiative (US DoD) |