noun
bullhorn
BUUL-hawrn
noun
1
A portable device that electronically amplifies a person's voice; a megaphone.
"The protest leader used a bullhorn to address the crowd."
How to Use Bullhorn
Learner’s notesIn plain EnglishA handheld voice amplifier, also called a megaphone.
Easily confused with
Word Forms
bullhorns plural
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The protest leader used a _____ to address the crowd.
Etymology
From bull + horn, attested since the 1950s.