| Acronym | Definition |
|---|
| AMU | American Military University |
| AMU | Adam Mickiewicz University (Poland) |
| AMU | Aligarh Muslim University |
| AMU | Atomic Mass Unit |
| AMU | Andrews McMeel Universal (Kansas City, MO) |
| AMU | Ave Maria University |
| AMU | Acute Medical Unit (UK) |
| AMU | Arab Maghreb Union |
| AMU | Aircraft Maintenance Unit |
| AMU | Advanced Memory Unit |
| AMU | Analog Memory Unit |
| AMU | Asahikawa Medical University (Japan) |
| AMU | Aichi Medical University (Japan) |
| AMU | Army Marksmanship Unit (Ft. Benning) |
| AMU | Air Macau (ICAO code) |
| AMU | Asian Monetary Unit |
| AMU | Aide Medicale Urgente (French) |
| AMU | Astronaut Maneuvering Unit |
| AMU | Asset Management Unit |
| AMU | Audio Management Unit |
| AMU | American Malacological Union |
| AMU | Azerbaijan Medical University (est. 1930; Baku, Azerbaijan) |
| AMU | Antenna Matching Unit |
| AMU | American Muslim Union |
| AMU | Assurance Maladie Universelle (French: Universal Health Insurance) |
| AMU | Applied Meteorology Unit |
| AMU | Average Monthly Usage |
| AMU | Association Mwana Ukundwa |
| AMU | Alarm Monitor Unit |
| AMU | Auxiliary Memory Unit |
| AMU | Ambulatory Medical Unit (hospital) |
| AMU | Aviation Monetary Unit (humor) |
| AMU | Area of Magnetic Unreliability (aviation) |
| AMU | Associated Midwestern Universities |
| AMU | Aqueous Makeup Unit |
| AMU | Air Movement Unit |
| AMU | Amplitude Modulation Unit |
| AMU | Altitude Measurement Unit |
| AMU | Arbitrator Memory Unit |
| AMU | Administration Memory Unit |
| AMU | Alligator Management Unit |
| AMU | Analog MDM Unipolar |