tannoy

Imagine being at a train station, an airport, or a sports ground. A clear voice announces a delay, a gate change, or an important message. In British English, that voice may be coming over the tannoy: the public address system used to speak to lots of people at once. The word began as a brand name, but many people now use it as a general word.

A tannoy can mean the speakers and equipment used for public announcements, not just one speaker. You might hear someone speaking on the tannoy, or ask staff to make an announcement over it. The word is especially common in the UK and often brings to mind busy stations and other public places.

The word "tannoy" has an interesting history tied to technology and branding. It began as the name of a British loudspeaker company. Over time, the brand became so strongly linked with public announcement equipment that many people started using "tannoy" as a general word for a public address system, especially in everyday British English.

Today, the word usually refers to the system used to make announcements in places such as railway stations, airports, schools, hospitals, shops, and sports venues. It can suggest the whole setup of microphones, amplifiers, speakers, and wiring, rather than only one loudspeaker. If someone says a message came over the tannoy, they mean it was broadcast to everyone through that system.

You'll hear "tannoy" most often in British English. In American English, people are more likely to say "PA system" or "public address system." Even so, "tannoy" appears often enough in British stories, news, and conversation that it is a useful word to know. It carries the sound of public spaces: the echo of a station platform, the call for a passenger to come to the desk, or the calm voice giving instructions to a crowd.