| APU | Accelerated Processing Unit 
| Others |
| APU | Accelerated Processing Units
| Others |
| APU | Acid Purification Unit
| Others |
| APU | Acres Per Unit
| Others |
| APU | Add Penalty Unit
| Others |
| APU | Administrative Prosecution Unit
| Others |
| APU | Admission Planning Unit
| Others |
| APU | Air Processing Unit
| Others |
| APU | Alaska Pacific University
| Others |
| APU | Algebraic Programming Utilities
| Others |
| APU | Aliança Povo Unido
| Others |
| APU | All Players United
| Others |
| APU | Ambulatory Procedure Unit
| Others |
| APU | Ambulatory Procedures Unit
| Others |
| APU | American Public University
| Others |
| APU | Amherst Political Union
| Others |
| APU | Anglia Ruskin University
| Others |
| APU | Annual Payment Update
| Others |
| APU | Annual Production Unit
| Others |
| APU | Anti Personnel Unit
| Others |
| APU | Anti Piracy Unit
| Others |
| APU | Apache Portable Runtime Utility
| Others |
| APU | Application Processor Unit
| Others |
| APU | Approved Procurement Unit
| Others |
| APU | Apucarana Airport
| Others |
| APU | Armored Personnel Unit
| Others |
| APU | Armoured Personnal Unit
| Others |
| APU | As Per Usual
| Others |
| APU | Asia Pacific Unit
| Others |
| APU | Asia Pacific University
| Others |
| APU | Atomic Pre Umbra
| Others |
| APU | Attached Processing Unit
| Others |
| APU | Audio Processing Unit
| Others |
| APU | Auto Pilot Unit
| Others |
| APU | Automatic Power Unit
| Others |
| APU | Autonomous Production Unit
| Others |
| APU | Auxilary Power Unit
| Others |
| APU | Auxiliary Power Unit
| Others |
| APU | Auxiliary Power Units
| Others |
| APU | Auxillary Power Unit
| Others |
| APU | Azusa Pacific University
| Others |
| APU | The Assessment Of Performance U
| Others |
| APU | The Assessment Of Performance Unit
| Others |