a funnel-shaped instrument used to amplify the voice
See also loud-hailer
WordReference Random House Learner's Dictionary of American English © 2025
meg•a•phone /ˈmɛgəˌfoʊn/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- a cone-shaped device for making the voice louder.
meg•a•phone
(meg′ə fōn′),USA pronunciation n., v., -phoned, -phon•ing.
n.
v.t., v.i.
meg•a•phon•ic
(meg′ə fon′ik),USA pronunciation adj.
meg′a•phon′i•cal•ly, adv.
n.
- a cone-shaped device for magnifying or directing the voice, chiefly used in addressing a large audience out of doors or in calling to someone at a distance. Cf. bull horn.
v.t., v.i.
- to transmit or speak through or as if through a megaphone.
- 1875–80, American.; mega- + -phone
Collins Concise English Dictionary © HarperCollins Publishers::
'megaphone' also found in these entries (note: many are not synonyms or translations):