systems program is a noun meaning "a program (as an operating system or compiler or utility program) that controls some aspect of the operation of a computer". It carries one recorded sense.
a program (as an operating system or compiler or utility program) that controls some aspect of the operation of a computer
Definitions, synonyms and semantic relations for systems program come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.