LEARNit Dictionary
bullhorn
noun
/ˈbʊlhɔːn/
UK
/ˈbʊlhɔːrn/
US
1
a device for making your voice sound louder, that is wider at one end, like a cone, and is often used at outside events
بلندگو دستی, شیپور بلندگو, آواافزا