What does HUA stand for?

Hausa - Language symbol (ETLW)

H-Boat USA, Barnstable, MA - Manufacturer code for watercraft hull identification number (USCG)

Heads Up, Ace (SAUS)

Heard, Understood, Acknowledged - Chat lingo

Highway Users Association (SAUO)

Hockey Umpires' Association - British

Housing and Urban Affairs (SAUO)

Huancayo - Peru - Seismograph station code, US Geological Survey (SEIS)

Human Urinary Albumin - Clinical chemistry

Humber Aviation Ltd. - British - ICAO designator (FAAC)

Huntsville, AL - Location identifier - FAA (FAAL)

Hurricane Watch - Telecommunications (OTD)

Hydrologic Unit Area (SAUO)