Definition Of bellwethe
the leading sheep of a flock, with a bell on its neck.
So a bellwether is the head ram with a bell hung around its neck.
Example Of bellwethe
And since changes in the Arctic are considered bellwethers of what is to come further south, the researchers consider this their most urgent environmental wake-up call to date.
As the world's largest chipmaker, the company is clearly the bellwether for the PC market.
Basildon is now the bellwether of Britain's voting behaviour
But a very few will become the bellwethers - and redefine the world.
college campuses are often the bellwether of change