/skuhm' os/ or /skuhm' O-S/ An Unflattering hackerism for SunOS, the UNIX variant once supported on Sun Microsystems' s UNIXworkstations. Despite what this term might suggest, Sun was founded by hackers and still enjoys excellent relations with hackerdom usage is more often in exasperation than outright loathing. See also sun-stools. Compare AIDX, Macintrash, {Nominal Semidestructor}, {Open DeathTrap}, {HP-SUX}. [Jargon File] (1995-04-19)