noun
- signs, gestures, or sounds that convey information or instructions
- electronic transmissions carrying information, especially radio or digital data
Usage: technical
verb
- makes a gesture or sound to communicate something
- serves as a sign or indication of something
Examples
- The traffic signals turned red just as we approached the intersection.
- The coach signals the players from the sideline during the game.
- Radio signals from the spacecraft were weak but detectable.
- She signals her agreement by nodding her head.
- The dark clouds signal an approaching storm.
- Emergency signals helped rescuers locate the missing hikers.
- His nervous behavior signals that something is wrong.