Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bullhorn

1 sense of bullhorn

Sense 1
bullhorn, loud hailer, loud-hailer -- (a portable loudspeaker with built-in microphone and amplifier)
       => loudspeaker, speaker, speaker unit, loudspeaker system, speaker system -- (electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance)