| Acronym | Definition |
|---|
| OCU➣Oklahoma City University |
| OCU➣Oakland City University (Oakland City, IN) |
| OCU➣Organización de Consumidores y Usuarios (Spanish: Organization of Consumers and Users) |
| OCU➣Organized Crime Unit |
| OCU➣Office Clerical Unit |
| OCU➣Operational Conversion Unit |
| OCU➣Office Channel Unit |
| OCU➣Operator Control Unit (robotics) |
| OCU➣Operational Command Unit (London Metropolitan Police) |
| OCU➣Organisation pour une Citoyenneté Universelle (French: Organization for Universal Citizenship) |
| OCU➣Organisation of Consumers and Users (Spain) |
| OCU➣Okinawa Christian University (Japan) |
| OCU➣Olefins Conversion Unit |
| OCU➣Orderwire Control Unit |
| OCU➣Oceanic Community Union (vidoe game) |
| OCU➣Operational Capability Update |
| OCU➣Ogoni Central Union |