| Acronym | Definition |
|---|
| NRAA | National Renal Administrators Association |
| NRAA | National Rainfed Area Authority (India) |
| NRAA | New Rochelle Art Association (New York) |
| NRAA | Niagara River Anglers Association |
| NRAA | non-redundant amino acid |
| NRAA | National Record and Archive Authority |
| NRAA | National Registered Assessors Association |
| NRAA | National Rehabilitation Administration Association |
| NRAA | National Religious Affairs Association |
| NRAA | National Representatives Association of America |
| NRAA | National Rifle Association of Australia Limited |
| NRAA | Natural Resources & Animal Agriculture (program) |
| NRAA | North Raleigh Athletic Association |
| NRAA | National Railway Appliances Association (now REMSA) |