n. public address system
Usage examples of "pa system".
She knew the fierce joy that came from evoking a storm of sound from a PA system driven to peak, a cresting wave of volume that obeyed the slightest touch of her fingertips.
Another hour passed, with more and varied messages coming over the PA system.
Now, with Minmei's voice ringing through it everywhere that battle damage hadn't silenced the PA system, the SDF-1 waded deeper and deeper into the massed Grand Fleet.
When Gracie let him do it, Reggie did everything but announce it over the PA system at school.
The Hope was enormous, and without a PA system it was taking a considerable while to get word to Sissies in distant compartments.