| Acronym | Definition |
|---|
| HWA➣Hardware Acceleration (computer architecture) |
| HWA➣Home Warranty of America (Lincolnshire, IL) |
| HWA➣Happy Wedding Anniversary |
| HWA➣Horror Writers Association |
| HWA➣Hardware Analysis |
| HWA➣Hans Werner Aufrecht |
| HWA➣Hemlock Wooly Adelgid |
| HWA➣Host Wire Adapter |
| HWA➣Hoefer Wysocki Architects (Kansas City, MO) |
| HWA➣Here We Are |
| HWA➣Heartland Wrestling Association |
| HWA➣Hot Wire Anemometry |
| HWA➣Hilfswerk Austria (Vienna, Austria) |
| HWA➣Hunter Water Australia (Broadmeadow, NSW, Australia) |
| HWA➣Hazardous Waste Act |
| HWA➣Hold Without Action (US government licensing procedure) |
| HWA➣High Wind Advisory |
| HWA➣Hoes with Attitudes (rap group) |
| HWA➣Hollow World Adventure (gaming) |