• synonyms

PA system

or P.A. system, p.a. system

See more synonyms on Thesaurus.com
  1. public-address system.

Origin of PA system

First recorded in 1935–40

public-address system

  1. a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.

Origin of public-address system

First recorded in 1920–25
Also called PA system, P.A. system, p.a. system.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for pa system

PA system

  1. See public-address system

public-address system

  1. a system of one or more microphones, amplifiers, and loudspeakers for increasing the sound level of speech or music, used in auditoriums, public gatherings, etcSometimes shortened to: PA system
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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