megaphone

The Mega-Sonic Scatter-Cat Repeller looks like a megaphone because it actually is one.

The teacher used a megaphone to project her voice across the playground.

The protesters used a megaphone to amplify their message.

He spoke through a megaphone to address the crowd at the rally.

The lifeguard used a megaphone to warn swimmers about the strong currents.

The coach used a megaphone to give instructions to the players on the field.

The event organizers rented a megaphone for announcements during the festival.

The police officer used a megaphone to communicate with the suspect inside the building.

The tour guide used a megaphone to make sure everyone could hear the historical facts.

The referee used a megaphone to announce the start of the game.

The director used a megaphone to give instructions to the cast during filming.