| WACS | Wide Area Computer Service | 广域计算机服务 |
| WACS | Wire Automated Check System | 导线自动检验系统 |
| WACS | Wireless Access Communication System | 无线访问通信系统 |
| WACS | Wire And Cable Service | 电线电缆维修 |
| WACS | World Association of Cooks Societies | 世界厨师协会 |
| WACS | World Association of Chefs' Societies | 世界厨师协会联合会 |
| WACS | World Association of Cooks' Societies | 世界厨师协会联合会 |
| WACS | Wireless Access Communication System(s) | 无线接入通信系统 |
| WACS | Womens' Antioxidant and Cardiovascular Study | 心血管研究抗氧化剂及女装 |
| WACS | White Alice Communications System | White Alice通信系统 |
| WACS | Web Accessible Control Systems | Web可访问控制系统 |
| WACS | Work Authorization Control Systems (US DoE) | 工作授权控制系统（美国国防部） |
| WACS | Wire and Cable Services | 电线电缆服务 |
| WACS | Weak Absolute Consistent System | 弱绝对一致系统 |
| WACS | Workload Analysis by Customer Segment | 按客户细分的工作量分析 |
| WACS | Wausau Area Catholic Schools (Wisconsin) | 瓦索地区天主教学校（威斯康星州） |
| WACS | Web Application Container Service | Web应用程序容器服务 |