Foghorn (noun)

A loud horn used to warn ships of a nearby danger, particularly in foggy conditions.

Origin:

The word "foghorn" is a combination of "fog" which refers to a cloud of small water droplets that form near the ground and "horn" which refers to a device that makes a loud noise. a foghorn is a loud horn used to warn ships of a nearby danger, particularly in foggy conditions.

Examples:

1. The foghorn's loud blast could be heard for miles.
2. The foghorn was a lifesaver for ships in the fog.
3. The foghorn was operated by a lighthouse keeper.
4. The foghorn was powered by compressed air.
5. The foghorn's sound was distinctive and recognizable.