Definition of mini-system in US English:

mini-system

noun

  • 1A small set of hi-fi equipment or other home entertainment system, not usually including a record turntable.

  • 2A system constructed on a small scale; a system which is limited in application or scope compared to others of its type.

Origin

1960s; earliest use found in The Lima News. From mini- + system.

Pronunciation

mini-system

/ˈmɪnɪˌsɪstɪm/