| Acronym | Definition |
|---|
| PWO➣Pre-Workout |
| PWO➣Prince of Wales's Own (Regiment of Yorkshire) |
| PWO➣Perfect Working Order (classifieds) |
| PWO➣Preferred Walk-On (college sports) |
| PWO➣Public Severe Weather Outlook (US NOAA) |
| PWO➣Public Works Officer (US Navy) |
| PWO➣Philatelic Webmasters Organization |
| PWO➣Post Work Out (after exercise) |
| PWO➣Payment With Order (advance payment) |
| PWO➣Pweto, Zaire (airport code) |
| PWO➣Principle Warfare Officer (Royal Navy) |
| PWO➣Public Welfare Offense |
| PWO➣Professional Wastewater Operators |
| PWO➣Pichu's World Oekaki (gaming) |
| PWO➣Pokemon World Online |
| PWO➣Poor Wandering One (song; Pirates of Penzance) |
| PWO➣Procurement Work Order |
| PWO➣Practical World Outlook |
| PWO➣Pfeizer Wind Orchestra (Kent, UK) |
| PWO➣Professional Warfare Operations (gaming clan) |
| PWO➣Peter's World Order |
| PWO➣Physician Written Opinion |
| PWO➣Plumb Wore Out |
| PWO➣People's Welfare Organization (Sri Lanka) |