- ACUG stands for Arthrocutaneouveal Granulomatosis
- ACUG stands for Amador Computer Users Group (Jackson, CA)
- ACUG stands for Academic Computing Users Group (University of Wisconsin Oshkosh)
- ACUG stands for Atlanta CORBA (Common Object Request Broker Architecture) User Group (Atlanta, GA)
- ACUG stands for Aeronautical Chart User Guide (US FAA publication)
- ACUG stands for Arizona Commodore User Group (Tempe, AZ)
ACUG