1. gesture 2. A message communicated by such means. 3. The peace treaty was the signal for mass celebrations. 4. An impulse or a fluctuating electric quantity, such as voltage, current, or electric field strength, whose variations represent coded information. 5. The sound, image, or message transmitted or received in telegraphy, telephony, radio, television, or radar. 6. noticeable 7. I signaled the driver to proceed. 8. They have signaled their willingness to negotiate. 9. To make a signal or signals.
