a singularly important sign that something will happen
The sales of durable goods is a key indicator for the economy.
Operatives figured out how to flash a message on the jumbotron for him to find a payphone.
The jumbotron was set up facing Alma Mater, the crowds nestled round her like chicks round a bronze mother hen.
Earlier, when the mayor spoke, some of the cops had turned their back on the jumbotron that carried the service to the street.
There is a damn tree in front of the jumbotron, so we can only see half of each dignitary's face.
They included the officers who had turned their backs on the jumbotron, but there now was only reverence in their ranks.