public address system (redirected from public address systems)

Thesaurus

Noun

1.

public address system - an electronic amplification system used as a communication system in public areas P.A., P.A. system, PA system, PA amplifier - electronic equipment that increases strength of signals passing through it communication system - a system for communicating loudspeaker, loudspeaker system, speaker system, speaker unit, speaker - electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance tannoy - a loudspeaker