AMX
| Acronym | Definition |
|---|---|
| AMX | Australian Motorcycle Accessories |
| AMX | Alabama Motor eXpress |
| AMX | Audio Mixer |
| AMX | Analog Multiplexing (theatrical lighting) |
| AMX | Amberjacks (FAO fish species code) |
| AMX | American Mortgage Express Corp. (Mount Laurel, NJ) |
| AMX | Aeritalia Macchi Experimental (aircraft; Italy and Brazil) |
| AMX | American Motors Experimental |
| AMX | Aeromexico Aerovias de Mexico (ICAO code) |
| AMX | Air Mobility Express |
| AMX | Automatic Message Exchange |