Source : Webster's Revised Unabridged Dictionary (1913)

Couch \Couch\ (kouch), v. t. [imp. & p. p. {Couched} (koucht);
   p. pr. & vb. n. {Couching}.] [F. coucher to lay down, lie
   down, OF. colchier, fr. L. collocare to lay, put, place; col-
   + locare to place, fr. locus place. See {Locus}.]
   1. To lay upon a bed or other resting place.

            Where unbruised youth, with unstuffed brain, Does
            couch his limbs, there golden sleep doth reign.
                                                  --Shak.

   2. To arrange or dispose as in a bed; -- sometimes followed
      by the reflexive pronoun.

            The waters couch themselves as may be to the center
            of this globe, in a spherical convexity. --T.
                                                  Burnet.

   3. To lay or deposit in a bed or layer; to bed.

            It is at this day in use at Gaza, to couch
            potsherds, or vessels of earth, in their walls.
                                                  --Bacon.

   4. (Paper Making) To transfer (as sheets of partly dried
      pulp) from the wire cloth mold to a felt blanket, for
      further drying.

   5. To conceal; to include or involve darkly.

            There is all this, and more, that lies naturally
            couched under this allegory.          --L'Estrange.

   6. To arrange; to place; to inlay. [Obs.] --Chaucer.

   7. To put into some form of language; to express; to phrase;
      -- used with in and under.

            A well-couched invective.             --Milton.

            I had received a letter from Flora couched in rather
            cool terms.                           --Blackw. Mag.

   8. (Med.) To treat by pushing down or displacing the opaque
      lens with a needle; as, to couch a cataract.

   {To couch a} {spear or lance}, to lower to the position of
      attack; to place in rest.

            He stooped his head, and couched his spear, And
            spurred his steed to full career.     --Sir W.
                                                  Scott.

   {To couch malt}, to spread malt on a floor. --Mortimer.