bell·weth·er noun \ˈbel-ˈwe-thər, –ˌwe-\
Full Definition of BELLWETHER
: one that takes the lead or initiative : leader; also: an indicator of trends
Examples of BELLWETHER
- She is a bellwether of fashion.
- High-tech bellwethers led the decline in the stock market.
- a county that is a bellwether in national elections
Origin of BELLWETHER
Middle English, leading sheep of a flock, leader, from belle bell + wether; from the practice of belling the leader of a flock
First Known Use: 13th century