loud‧speak‧er /ˌlaʊdˈspiːkə, ˈlaʊdˌspiːkə $ -ər/
noun [countable]1. a piece of equipment used to make sounds louder
from/over/through a loudspeaker
The voice over the loudspeaker (=using the loudspeaker) said the flight was delayed.2. a
speaker(3)
[TahlilGaran] Dictionary of Contemporary English ▲