p.a. system

PA system

Also, P.A. system, p.a. system.


Origin:
1935–40

Dictionary.com Unabridged

public-address system

[puhb-lik-uh-dres]
noun
a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
Also called PA system, P.A. system, p.a. system.


Origin:
1920–25

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To P.A. system
Collins
World English Dictionary
PA system
 
n
See public-address system

public-address system
 
n
Sometimes shortened to: PA system a system of one or more microphones, amplifiers, and loudspeakers for increasing the sound level of speech or music, used in auditoriums, public gatherings, etc

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