motion - definition in the American English Dictionary - Cambridge Dictionaries Online

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English definition of “motion”

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motion

noun  us   /ˈmoʊ·ʃən/

motion noun (MOVEMENT)

[C/U] the act or process of moving, or a particular movement: [U] His range of motion was exactly equal on both sides. [C] She moved her finger in a circular motion.

motion noun (FORMAL REQUEST)

[C] a formal request, usually one made, discussed, and voted on at a meeting: [+ to infinitive] Someone made a motion to increase the membership fee. [C] A motion is also a request made to a judge in court for something to happen.in motion Something in motion is moving or operating or has started: The alarm rang and suddenly everyone was in motion. The governor’s request set in motion the process for receiving federal funds.

motion

verb [always + adv/prep]  us   /ˈmoʊ·ʃən/

motion verb [always + adv/prep] (SIGNAL)

to make a signal to someone, usually with your hand or head: [T] He motioned me to sit down. [I] I saw him motion to the man at the door.
(Definition of motion from the Cambridge Academic Content Dictionary © Cambridge University Press)
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