RhymeZone: signal definitions

Definitions of signal:

noun: any communication that encodes a message
Example: "Signals from the boat suddenly stopped"
noun: any incitement to action
Example: "He awaited the signal to start"
noun: an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
verb: communicate silently and non-verbally by signals or signs
Example: "The diner signaled the waiters to bring the menu"
verb: be a signal for or a symptom of
Example: "The economic indicators signal that the euro is undervalued"
adjective: notably out of the ordinary
Example: "The year saw one signal triumph for the Labour party"