The Collaborative International Dictionary of English v.0.48:

Standing \Stand"ing\, a.
   1. Remaining erect; not cut down; as, standing corn.
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   2. Not flowing; stagnant; as, standing water.
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   3. Not transitory; not liable to fade or vanish; lasting; as,
      a standing color.
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   4. Established by law, custom, or the like; settled;
      continually existing; permanent; not temporary; as, a
      standing army; legislative bodies have standing rules of
      proceeding and standing committees.
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   5. Not movable; fixed; as, a standing bed (distinguished from
      a trundle-bed).
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   Standing army. See Standing army, under Army.

   Standing bolt. See Stud bolt, under Stud, a stem.

   Standing committee, in legislative bodies, etc., a
      committee appointed for the consideration of all subjects
      of a particular class which shall arise during the session
      or a stated period.

   Standing cup, a tall goblet, with a foot and a cover.

   Standing finish (Arch.), that part of the interior
      fittings, esp. of a dwelling house, which is permanent and
      fixed in its place, as distinguished from doors, sashes,
      etc.

   Standing order
      (a) (Eccl.), the denomination (Congregational) established
          by law; -- a term formerly used in Connecticut. See
          also under Order.
      (a) (Com.) an order for goods which are to be delivered
          periodically, without the need for renewal of the
          order before each delivery.

   Standing part. (Naut.)
      (a) That part of a tackle which is made fast to a block,
          point, or other object.
      (b) That part of a rope around which turns are taken with
          the running part in making a knot or the like.

   Standing rigging (Naut.), the cordage or ropes which
      sustain the masts and remain fixed in their position, as
      the shrouds and stays, -- distinguished from running
      rigging.
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The Collaborative International Dictionary of English v.0.48:

Army \Ar"my\, n. [F. arm['e]e, fr. L. armata, fem. of armatus,
   p. p. of armare to arm. Cf. Armada.]
   1. A collection or body of men armed for war, esp. one
      organized in companies, battalions, regiments, brigades,
      and divisions, under proper officers.
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   2. A body of persons organized for the advancement of a
      cause; as, the Blue Ribbon Army.
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   3. A great number; a vast multitude; a host.
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            An army of good words.                --Shak.
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   Standing army, a permanent army of professional soldiers,
      as distinguished from militia or volunteers.
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WordNet (r) 3.0 (2006):

standing army
    n 1: a permanent army of paid soldiers