| Acronym | Definition |
|---|
| COW | Case of the Week |
| COW | Committee of the Whole |
| COW | Can Of Worms |
| COW | Council of War |
| COW | Cream of Wheat (food) |
| COW | Cost of War (US DoD) |
| COW | Copy-On-Write |
| COW | Coalition of the Willing |
| COW | City of Westminster (Westminster, Colorado and UK) |
| COW | California, Oregon, Washington |
| COW | Casualty of War |
| COW | Crude Oil Washing |
| CoW | College of Wooster |
| COW | Computer On Wheels (DeVry Institute of Technology) |
| COW | Clerk of Works (UK construction inspector) |
| COW | Cluster of Workstations (UW-Madison) |
| COW | Cost of Waste (financial management) |
| COW | Classroom on Wheels |
| COW | Correlates of War Project (University of Michigan, Ann Arbor) |
| COW | Chief Of the Watch |
| COW | Crush of the Week (also seen as COTW) |
| COW | Cell-site On Wheels (cellular emergency services) |
| COW | Cerritos on Wheels (public transportation system; California) |
| COW | Container On Wheels |
| COW | Clinic on Wheels |
| COW | Coffee of the Week (Starbucks) |
| COW | Council of Wyrms (gaming) |
| COW | Commanding Officer's Wife |
| COW | Control of Well (energy insurance) |
| COW | Creating Original Work (Playwrights Horizons Theater School) |
| COW | Computer Originated World (BBC-1 TV ident in the 1980s) |
| COW | Critical Ordinary Watercourse (small watercourse prone to flooding) |
| COW | Cinema on the Web |
| COW | Character-Oriented Windows interface (Microsoft) |
| COW | Chilled Out Worms (gaming clan) |
| COW | Cambridge, Oxford or Warwick (seminar) |
| COW | Coldworked; Not Furnace-Sensitized and Welded |
| COW | Collectible of the Week |
| COW | Chairman of the Week |
| COW | Career Opportunity Week |
| COW | Carry Over Work |
| COW | Church of Walt (Disneyland, CA) |
| COW | Critical Online Window |
| COW | Calculus on the Web (Temple University) |
| COW | Certificate of Waiver (various locations) |
| COW | Citizen of the World |
| CoW | Covenant of Works (theology) |
| COW | City of Wanneroo (Australia) |