| WASH | Washington Trust Bancorp | 华盛顿信托银行 |
| WASH | Washington Literary Society and Debating Union (University of Virginia) | 华盛顿文学协会和辩论联盟（弗吉尼亚大学） |
| WASH | Water/Sanitation/Hygiene | 水/消毒卫生 |
| WASH | FM-97.1, Washington, D. C. | FM-97.1，华盛顿特区。 |
| WASH | Water, Sanitation and Hygiene for All (campaign of the Water Supply and Sanitation Collaborative Council, Switzerland) | 人人享有水、卫生和卫生（瑞士供水和卫生合作理事会运动） |
| WASH | White Amalgamated Semi Heathen | 白色混合半杂色 |
| WASH | Washington (old style) | 华盛顿（旧式） |
| WASH | Washer | 洗衣机 |
| WASH | Women Against Sexual Harassment | 妇女反对性骚扰 |
| WASH | Water And Sanitation for Health | 健康用水和卫生 |
| WASH | West African Short Horn (cattle breed) | 西非短角（牛品种） |
| WASH | Working Ard Still Hungry | 工作区仍然饥饿 |