key on

The phrase "key on" has diverse applications, from sports strategies to automotive ignition positions.

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Definition

C1Sports

(informal)To anticipate a play by watching and analyzing the movements of one's opponent(s).

Example

  • The defender keyed on the quarterback's movements to predict the next play.

C1Automotive

(technical)The ignition position where the key is turned to the 'run' or 'on' position, but the engine is not yet started.

Example

  • Turn the key on to check the dashboard lights before starting the engine.

B2General

(informal)To focus attention or concentrate on something specific.

Example

  • She keyed on the speaker's main points during the lecture.

Similar

Terms that have similar or relatively close meanings to "key on":

key offkey inkey intokey logkey downkey upswitch onshift keykeyed upturn onmaster keywater keykey to the midwaykey foblock on