| AARS | Automatic Altitude Reporting System | 自动高度报告系统 |
| AARS | Automatic Aircraft Reporting System | 机载观测资料自动发送系统 |
| AARS | American Association of Riding Schools | 美国骑术学校协会 |
| AARS | Alabama Association of Rescue Squads, Inc. | 阿拉巴马州救援队协会。 |
| AARS | American Association of Railway Surgeons | 美国铁路外科医生协会 |
| AARS | Asian Association of Remote Sensing | 亚洲遥感协会 |
| AARS | Air Force Rescue & Recovery Service | 空军救援和康复服务 |
| AARS | Ammunition Asset Reporting System | 弹药资产报告系统 |
| AARS | Army Amateur Radio System | 陆军业余无线电系统 |
| AARS | Advanced Aircraft Recovery System (US Navy) | 先进飞机回收系统（美国海军） |
| AARS | Advanced Airborne Radar System | 先进机载雷达系统 |
| AARS | Automated Aircraft Reporting System | 自动飞机报告系统 |
| AARS | Asian American Recovery Services, Inc. | 亚美复兴服务公司。 |
| AARS | All America Rose Selection | 全美玫瑰精选 |
| AARS | Advanced Airborne Radiac Systems | 先进的机载无线电系统 |
| AARS | After Action Review System | 行动后审查制度 |
| AARS | Advanced Aerial Radiac System | 先进的空中无线电系统 |
| AARS | Affordable Apache Rotor System (attack helicopter system redesign) | 价格合理的Apache旋翼系统（攻击直升机系统重新设计） |
| AARS | All-America Rose Selections | 全美国玫瑰精选 |
| AARS | Advanced Airborne Radiac System | 先进的机载无线电系统 |