| Acronym | Definition |
|---|
| WAAA➣Washington Autism Alliance & Advocacy |
| WAAA➣Washtenaw Area Apartment Association (Ann Arbor, MI) |
| WAAA➣Wausau Area Apartment Association (Mosinee, WI) |
| WAAA➣Western Alliance of Arts Administrators |
| WAAA➣Warlukurlangu Artists Aboriginal Association (Australia) |
| WAAA➣Wisconsin Automotive Aftermarket Association (Madison, WI) |
| WAAA➣West Albany Athletic Association |
| WAAA➣Woodward Avenue Action Association (Royal Oak, MI) |
| WAAA➣War Affected Amputee Association (South Africa) |
| WAAA➣West Allis Art Alliance |
| WAAA➣Western Armenian Athletic Association |
| WAAA➣Westchester Academy Alumni Association |