public address system

English

Noun

public address system (plural public address systems)

1. An electronic voice-amplification apparatus, usually containing a set of two loudspeakers and a central control unit, used for singing, giving a speech, play-by-play commentary at events, or broadcasting in public areas.

Synonyms

• PA, PA system
• tannoy (British)

Derived terms

• PA, PA system (abbreviation)