Extravehicular Mobility Unit 
Economic and Monetary Union 
European Monetary Union 
Eastern Michigan University 
Extended Memory Unit 
Extravehicular Maneuvering Unit 
electromagnetic unit 
Engineering Model Unit 
Extravehicular Mobility Units 
Education for Mutual Understanding 
Electric Multiple Unit 
Electrical Multiple Unit 
Engine Maintenance Unit 
European Monetary Unit 
Expanded Memory Unit 
early morning urine 
East Asia Airlines 
Eastern Mennonite University 
Economic Monetary Union 
Electronics Maintenance Unit 
Emergency Management Unit 
Emergency Medical Unit 
Emulator 
Engine Health Monitoring Unit 
engine management unit 
Engineering Mock-Up 
Enhanced Manpack UHF 
Environmental Monitoring Unit 
epilepsy monitoring unit 
estimated monthly usage