atomic mass unit 
Audio Management Unit 
Applied Meteorology Unit 
Arab Maghreb Union 
Astronaut Maneuvering Unit 
Aircraft maintenance unit 
Address Management Unit 
American Military University 
Applied Meteorology Unit's 
Associated Midwestern Universities 
Attitude Matchup Update 
Access Management Unit 
ACM MUNICIPAL SECURITIES INCOME FUND,… 
Advanced Marksmanship Unit 
Advanced Memory Unit 
African Mathematical Union 
agricultural management unit 
Air Macau 
Alarm Monitor Unit 
Aligarh Muslim University 
Alliance Capital Management Holding L.… 
American Malacological Union 
Antenna Matching Unit 
Applied Meteorological Unit 
Aqueous makeup unit 
Area of Magnetic Unreliability 
Army Marksmanship Unit 
Asian Mediterranean University 
Asian Monetary Union 
Asian Monetary Unit