One entry found for
bellwether.
Main Entry:
bell·weth·er 
Pronunciation:
bel-
weth-
r, -
weth-
Function:
noun
Etymology: from earlier
bellwether "leading sheep (or
wether) of a flock," from the fact that this sheep wore a bell which told the shepherd where the flock was
: someone or something that leads the way or points out a trend <a
bellwether of fashion> <a county that is a
bellwether in national elections>