I. ˈmegəˌfōn noun
Etymology: mega- + -phone
1. : a cone-shaped device used to intensify or direct the voice
a cheerleader's megaphone
power megaphone
2. : one that expresses or publicizes others' opinions or ideas : mouthpiece
making herself the megaphone of his suggestions — Nigel Dennis
II. verb
( -ed/-ing/-s )
transitive verb
1. : to transmit through or as if through a megaphone : publicize widely
megaphone an announcement to the crowd
wouldn't care to megaphone my career — New York Sun
megaphone the dictator's views
2. : to address through or as if through a megaphone
megaphone a passing ship
intransitive verb
: to speak through or as if through a megaphone