Definitions

weather vane

NOUN

device showing wind direction

Synonyms

WEAK

anemometer cock vane weathercock wind vane windsock

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The remarks by Williams are especially important because he is a top ally of Fed Chair Jerome Powell and is seen as a weather vane for the bank’s future moves.

From MarketWatch • Mar. 3, 2026

Marialyce Pedersen walked around the parking lot spinning a weather vane on which she’d fashioned a picture of L.A.

From Los Angeles Times • Jan. 9, 2026

In doing so, it set up a great weather vane for the state of national politics.

From Slate • Dec. 2, 2025

When the tour director “started to explain that the dove of peace on the mansion’s weather vane carried an olive branch, Mrs. Khrushchev muttered, ‘Yes, yes’ and walked away,” the New York Daily News reported.

From Washington Post • Jul. 14, 2022

The towering structure rose a good live stories tall, topped by a weather vane in the shape of a bull.

From "Fablehaven" by Brandon Mull