What does MUA stand for?

Machinery Users' Association - British (BI)

Mail User Agent - Computer science (DCDG)

Mail Users' Association - British

Manipulation Under Anesthesia - Medicine (DMAA)

Manned Undersea - or Underwater Activity - Marine science

Marinor Associates Inc., Stamford, CT - Manufacturer code for watercraft hull identification number (USCG)

Maritime Union of Australia

Master of Urban Affairs

Master of Urban Architecture

Materials Usage Agreement (NASA)

Material Utilization Agreement (SAUS)

Maximum Usable Altitude - Aviation

Memorandum of Understanding and Agreement

Metallurgistes Unis d'Amerique - United Steelworkers of America - USWA

Middle Uterine Artery - Medicine (DMAA)

Military Utility Assessment

Ministry of State for Urban Affairs - Canada

Mixed Underachievers - Education

Monotype Users' Association (NADA)

Mothers' Union in Australia

Motor Unit Activity (DMAA)

Multiple Unit Activity - Neurophysiology

Munda - Solomon Islands - Airport symbol (OAG)

Mundang - Language code (ETLW)

Muniassets Fund - NYSE symbol (SPSG)

Murray Aviation, Inc. - ICAO designator (FAAC)