Action \Ac"tion\, n. [OF. action, L. actio, fr. agere to do. See
   Act.]
   1. A process or condition of acting or moving, as opposed to
      rest; the doing of something; exertion of power or force,
      as when one body acts on another; the effect of power
      exerted on one body by another; agency; activity;
      operation; as, the action of heat; a man of action.
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            One wise in council, one in action brave. --Pope.
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   2. An act; a thing done; a deed; an enterprise. (pl.):
      Habitual deeds; hence, conduct; behavior; demeanor.
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            The Lord is a Good of knowledge, and by him actions
            are weighed.                          --1 Sam. ii.
                                                  3.
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   3. The event or connected series of events, either real or
      imaginary, forming the subject of a play, poem, or other
      composition; the unfolding of the drama of events.
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   4. Movement; as, the horse has a spirited action.
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   5. (Mech.) Effective motion; also, mechanism; as, the breech
      action of a gun.
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   6. (Physiol.) Any one of the active processes going on in an
      organism; the performance of a function; as, the action of
      the heart, the muscles, or the gastric juice.
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   7. (Orat.) Gesticulation; the external deportment of the
      speaker, or the suiting of his attitude, voice, gestures,
      and countenance, to the subject, or to the feelings.
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   8. (Paint. & Sculp.) The attitude or position of the several
      parts of the body as expressive of the sentiment or
      passion depicted.
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   9. (Law)
      (a) A suit or process, by which a demand is made of a
          right in a court of justice; in a broad sense, a
          judicial proceeding for the enforcement or protection
          of a right, the redress or prevention of a wrong, or
          the punishment of a public offense.
      (b) A right of action; as, the law gives an action for
          every claim.
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   10. (Com.) A share in the capital stock of a joint-stock
       company, or in the public funds; hence, in the plural,
       equivalent to stocks. [A Gallicism] [Obs.]
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             The Euripus of funds and actions.    --Burke.
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   11. An engagement between troops in war, whether on land or
       water; a battle; a fight; as, a general action, a partial
       action.
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   12. (Music) The mechanical contrivance by means of which the
       impulse of the player's finger is transmitted to the
       strings of a pianoforte or to the valve of an organ pipe.
       --Grove.
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   Chose in action. (Law) See Chose.

   Quantity of action (Physics), the product of the mass of a
      body by the space it runs through, and its velocity.
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   Syn: Action, Act.

   Usage: In many cases action and act are synonymous; but some
          distinction is observable. Action involves the mode or
          process of acting, and is usually viewed as occupying
          some time in doing. Act has more reference to the
          effect, or the operation as complete.

                To poke the fire is an act, to reconcile friends
                who have quarreled is a praiseworthy action.
                                                  --C. J. Smith.
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Chose \Chose\, n.; pl. Choses. [F., fr. L. causa cause,
   reason. See Cause.] (Law)
   A thing; personal property.
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   Chose in action, a thing of which one has not possession or
      actual enjoyment, but only a right to it, or a right to
      demand it by action at law, and which does not exist at
      the time in specie; a personal right to a thing not
      reduced to possession, but recoverable by suit at law; as
      a right to recover money due on a contract, or damages for
      a tort, which can not be enforced against a reluctant
      party without suit.

   Chose in possession, a thing in possession, as
      distinguished from a thing in action.

   Chose local, a thing annexed to a place, as a mill.

   Chose transitory, a thing which is movable. --Cowell.
      Blount.
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