USSM

AcronymDefinition
USSMUltra Screen Saver Maker (computer screen software)
USSMUnione Societa Sportive Monzesi (Italian: Union Sports Clubs Monzesi; Monza, Italy)
USSMUluslararasi Savas Suçlari Mahkemesi (Turkish war crimes tribunal)
USSMUltimate Super Soccer Management (fantasy soccer organization)