loud-hailer | ||
1. | [ noun ] (physics) a portable loudspeaker with built-in microphone and amplifier | |
Synonyms: | bullhorn | |
Related terms: | loudspeaker | |
loud-hailer | ||
1. | [ noun ] (physics) a portable loudspeaker with built-in microphone and amplifier | |
Synonyms: | bullhorn | |
Related terms: | loudspeaker | |