Except for the Federal Census every 10 years, there is no reliable barometer of the city's population.

She became a reliable barometer of the President's moods, warning some visitors that it might be better to try another time.

One reliable barometer, I have found, is the attention a car receives during a test drive.

That remains the most widely cited and reliable barometer of poverty.

Registrations, usually a reliable barometer of the industry's economic outlook, plunged to around 420, from 627 last year and 670 in 1989.

Such early designs have often been wrong about certain details, so they're not exactly a reliable barometer.

The auction is often regarded as a reliable barometer of how banks could set deposit rates in the weeks ahead.

My wife loved it, and she's (normally) a pretty reliable barometer of what's good.

Indeed, a reading of recent presidential election results suggests that Westchester is a reliable barometer.

The index of leading indicators, created to call turns in the economy, is not the most reliable barometer.