[1] : The Collaborative International Dictionary of English v.0.48

drop \drop\ dro^p, n. oe. drope, as. dropa; akin to os.
   dropo, d. drop, ohg. tropo, g. tropfen, icel. dropi, sw.
   droppe; and fr. as. dre'opan to drip, drop; akin to os.
   driopan, d. druipen, ohg. triofan, g. triefen, icel.
   drj=upa. cf. drip, droop.
   1. the quantity of fluid which falls in one small spherical
      mass; a liquid globule; a minim; hence, also, the smallest
      easily measured portion of a fluid; a small quantity; as,
      a drop of water.
      1913 webster

            with minute drops from off the eaves. --milton.
      1913 webster

            as dear to me as are the ruddy drops
            that visit my sad heart.              -- shak.
      1913 webster

            that drop of peace divine.            --keble.
      1913 webster

   2. that which resembles, or that which hangs like, a liquid
      drop; as a hanging diamond ornament, an earring, a glass
      pendant on a chandelier, a sugarplum sometimes
      medicated, or a kind of shot or slug.
      1913 webster

   3. arch.
      a same as gutta.
      b any small pendent ornament.
          1913 webster

   4. whatever is arranged to drop, hang, or fall from an
      elevated position; also, a contrivance for lowering
      something; as:
      a a door or platform opening downward; a trap door; that
          part of the gallows on which a culprit stands when he
          is to be hanged; hence, the gallows itself.
      b a machine for lowering heavy weights, as packages,
          coal wagons, etc., to a ship's deck.
      c a contrivance for temporarily lowering a gas jet.
      d a curtain which drops or falls in front of the stage
          of a theater, etc.
      e a drop press or drop hammer.
      f mach. the distance of the axis of a shaft below the
          base of a hanger.
          1913 webster

   5. pl. any medicine the dose of which is measured by drops;
      as, lavender drops.
      1913 webster

   6. naut. the depth of a square sail; -- generally applied
      to the courses only. --ham. nav. encyc.
      1913 webster

   7. act of dropping; sudden fall or descent.
      1913 webster

   ague drop, black drop. see under ague, black.

   drop by drop, in small successive quantities; in repeated
      portions. "made to taste drop by drop more than the
      bitterness of death." --burke.

   drop curtain. see drop, n., 4.
      d .

   drop forging. mech.
      a a forging made in dies by a drop hammer.
      b the process of making drop forgings.

   drop hammer mech., a hammer for forging, striking up
      metal, etc., the weight being raised by a strap or similar
      device, and then released to drop on the metal resting on
      an anvil or die.

   drop kick football, a kick given to the ball as it
      rebounds after having been dropped from the hands.

   drop lake, a pigment obtained from brazil wood. --mollett.

   drop letter, a letter to be delivered from the same office
      where posted.

   drop press mech., a drop hammer; sometimes, a dead-stroke
      hammer; -- also called drop.

   drop scene, a drop curtain on which a scene is painted. see
      drop, n., 4.
      d .

   drop seed. bot. see the list under glass.

   drop serene. med. see amaurosis.
      1913 webster
see also:
drip droop gutta ague drop black drop ague 
black drop by drop drop curtain drop drop forging 
drop hammer drop kick drop lake drop letter drop press 
drop scene drop seed glass drop serene amaurosis 

[2] : WordNet (r) 2.0

drop curtain
     n : a curtain that can be lowered and raised onto a stage from
         the flies; often used as background scenery syn: drop
         cloth, drop
see also:
drop cloth drop 

Curtain >> C Words
Curtain, definition of term: Curtain
curtain_pag1.html

Drop >> D Words
Drop, definition of term: Drop
drop_pag1.html

Drop Kick >> D Words
Drop Kick, definition of term: Drop Kick
drop+kick_pag1.html

Drop Out >> D Words
Drop Out, definition of term: Drop Out
drop+out_pag1.html

Drop In >> D Words
Drop In, definition of term: Drop In
drop+in_pag1.html

Drop Off >> D Words
Drop Off, definition of term: Drop Off
drop+off_pag1.html

Drop Dead >> D Words
Drop Dead, definition of term: Drop Dead
drop+dead_pag1.html

Drop By >> D Words
Drop By, definition of term: Drop By
drop+by_pag1.html

Drop Cloth >> D Words
Drop Cloth, definition of term: Drop Cloth
drop+cloth_pag1.html

Drop Down >> D Words
Drop Down, definition of term: Drop Down
drop+down_pag1.html