Bellweather

They moved in, the rest trailing behind like sheep after a bellweather

There is no doubt that this is a bellweather - what happens in textiles and apparel, as the Senators who testified made very clear, is a bellweather for what is going to happen in other industries.

Once the joke of the movie industry, the Golden Globes are now a bellweather for the Oscars - and a bit more adventurous too.

Natural disturbances to forests around the world are on the rise, constituting a bellweather of global change associated with a warming climate

As the Arctic has been called a bellweather for climate change, where amplitudes are higher and impacts greater […].