Timing (Noun) — The time when something happens.
Timing (Noun) — The regulation of occurrence, pace, or coordination to achieve a desired effect (as in music, theatre, athletics, mechanics).
Timing (Verb) — Measure the time or duration of an event or action or the person who performs an action in a certain period of time. ex. "he timed the runners"
Timing (Verb) — Assign a time for an activity or event. ex. "The candidate carefully timed his appearance at the disaster scene"
Timing (Verb) — Set the speed, duration, or execution of. ex. "we time the process to manufacture our cars very precisely"
Timing (Verb) — Regulate or set the time of. ex. "time the clock"
Timing (Verb) — Adjust so that a force is applied and an action occurs at the desired time. ex. "The good player times his swing so as to hit the ball squarely"