We wanted some discreet signal, and-" he touched the rings in his left ear, "-this is what we use.

The detectives were momentarily stunned before Sergeant Bird' at a discreet signal from Montgomery, began to intone the caution in a deadpan voice.

His discreet and timely signal wakened an answering deployment from the royal officers beneath the dais stair.

A discreet signal sounded at the door, and one of his Jipol corporals escorted Serena Butler into his chamber.

Tristan gave Cop a discreet signal to follow, knowing he was a master at calculating just how much cash was required to heal a bruised ego.

With the Nets-Celtics game on the line Monday, Lucious Harris shunned the discreet signals.

A discreet signal from Denoriel sent Kip Ladbroke back toward those.

One of the men responded to some discreet signal.

A buzzing sound came from inside that bathroom, one she recognized as the discreet signal of his pager.

(Discrete here means "constituting a separate entity" and is distinct from "discreet"; a "discreet signal" is one not intended to be seen by others.)