The Collaborative International Dictionary of English v.0.48:

Flying \Fly"ing\, a. [From Fly, v. i.]
   Moving in the air with, or as with, wings; moving lightly or
   rapidly; intended for rapid movement.
   [1913 Webster]

   Flying army (Mil.) a body of cavalry and infantry, kept in
      motion, to cover its own garrisons and to keep the enemy
      in continual alarm. --Farrow.

   Flying artillery (Mil.), artillery trained to rapid
      evolutions, -- the men being either mounted or trained to
      spring upon the guns and caissons when they change
      position.

   Flying bridge, Flying camp. See under Bridge, and
      Camp.

   Flying buttress (Arch.), a contrivance for taking up the
      thrust of a roof or vault which can not be supported by
      ordinary buttresses. It consists of a straight bar of
      masonry, usually sloping, carried on an arch, and a solid
      pier or buttress sufficient to receive the thrust. The
      word is generally applied only to the straight bar with
      supporting arch.

   Flying colors, flags unfurled and waving in the air; hence:

   To come off with flying colors, to be victorious; to
      succeed thoroughly in an undertaking.

   Flying doe (Zool.), a young female kangaroo.

   Flying dragon.
   (a) (Zool.) See Dragon, 6.
   (b) A meteor. See under Dragon.

   Flying Dutchman.
   (a) A fabled Dutch mariner condemned for his crimes to sail
       the seas till the day of judgment.
   (b) A spectral ship.

   Flying fish. (Zool.) See Flying fish, in the Vocabulary.


   Flying fox (Zool.), see Flying fox in the vocabulary.

   Flying frog (Zool.), either of two East Indian tree frogs
      of the genus Rhacophorus (Rhacophorus nigrapalmatus
      and Rhacophorus pardalis), having very large and broadly
      webbed feet, which serve as parachutes, and enable it to
      make very long leaps.

   Flying gurnard (Zool.), a species of gurnard of the genus
      Cephalacanthus or Dactylopterus, with very large
      pectoral fins, said to be able to fly like the flying
      fish, but not for so great a distance.

   Note: Three species are known; that of the Atlantic is
         Cephalacanthus volitans.

   Flying jib (Naut.), a sail extended outside of the standing
      jib, on the flying-jib boom.

   Flying-jib boom (Naut.), an extension of the jib boom.

   Flying kites (Naut.), light sails carried only in fine
      weather.

   Flying lemur. (Zool.) See Colugo.

   Flying level (Civil Engin.), a reconnoissance level over
      the course of a projected road, canal, etc.

   Flying lizard. (Zool.) See Dragon, n. 6.

   Flying machine, any apparatus for navigating through the
      air, especially a heavier-than-air machine. -- Flying
   mouse (Zool.), the opossum mouse (Acrobates pygm[ae]us), a
      marsupial of Australia. Called also feathertail glider.

   Note: It has lateral folds of skin, like the flying
         squirrels, and a featherlike tail. -- Flying party
      (Mil.), a body of soldiers detailed to hover about an
      enemy. -- Flying phalanger (Zool.), one of several
      species of small marsuupials of the genera Petaurus and
      Belideus, of Australia and New Guinea, having lateral
      folds like those of the flying squirrels. The sugar
      squirrel (Belideus sciureus), and the ariel (Belideus
      ariel), are the best known; -- called also squirrel
      petaurus and flying squirrel. See Sugar squirrel. --
   Flying pinion, the fly of a clock. -- Flying sap (Mil.),
      the rapid construction of trenches (when the enemy's fire
      of case shot precludes the method of simple trenching), by
      means of gabions placed in juxtaposition and filled with
      earth. -- Flying shot, a shot fired at a moving object,
      as a bird on the wing. -- Flying spider. (Zool.) See
      Ballooning spider. -- Flying squid (Zool.), an oceanic
      squid (Ommastrephes Bartramii syn. Sthenoteuthis
      Bartramii), abundant in the Gulf Stream, which is able to
      leap out of the water with such force that it often falls
      on the deck of a vessel. -- Flying squirrel (Zool.) See
      Flying squirrel, in the Vocabulary. -- Flying start, a
      start in a sailing race in which the signal is given while
      the vessels are under way. -- Flying torch (Mil.), a
      torch attached to a long staff and used for signaling at
      night.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

dragon \drag"on\ (dr[a^]g"[u^]n), n. [F. dragon, L. draco, fr.
   Gr. dra`kwn, prob. fr. de`rkesqai, dra`kein, to look (akin to
   Skr. dar[,c] to see), and so called from its terrible eyes.
   Cf. Drake a dragon, Dragoon.]
   1. (Myth.) A fabulous animal, generally represented as a
      monstrous winged serpent or lizard, with a crested head
      and enormous claws, and regarded as very powerful and
      ferocious.
      [1913 Webster]

            The dragons which appear in early paintings and
            sculptures are invariably representations of a
            winged crocodile.                     --Fairholt.
      [1913 Webster]

   Note: In Scripture the term dragon refers to any great
         monster, whether of the land or sea, usually to some
         kind of serpent or reptile, sometimes to land serpents
         of a powerful and deadly kind. It is also applied
         metaphorically to Satan.
         [1913 Webster]

               Thou breakest the heads of the dragons in the
               waters.                            -- Ps. lxxiv.
                                                  13.
         [1913 Webster]

               Thou shalt tread upon the lion and adder; the
               young lion and the dragon shalt thou trample
               under feet.                        -- Ps. xci.
                                                  13.
         [1913 Webster]

               He laid hold on the dragon, that old serpent,
               which is the Devil and Satan, and bound him a
               thousand years.                    --Rev. xx. 2.
         [1913 Webster]

   2. A fierce, violent person, esp. a woman. --Johnson.
      [1913 Webster]

   3. (Astron.) A constellation of the northern hemisphere
      figured as a dragon; Draco.
      [1913 Webster]

   4. A luminous exhalation from marshy grounds, seeming to move
      through the air as a winged serpent.
      [1913 Webster]

   5. (Mil. Antiq.) A short musket hooked to a swivel attached
      to a soldier's belt; -- so called from a representation of
      a dragon's head at the muzzle. --Fairholt.
      [1913 Webster]

   6. (Zool.) A small arboreal lizard of the genus Draco, of
      several species, found in the East Indies and Southern
      Asia. Five or six of the hind ribs, on each side, are
      prolonged and covered with weblike skin, forming a sort of
      wing. These prolongations aid them in making long leaps
      from tree to tree. Called also flying lizard.
      [1913 Webster]

   7. (Zool.) A variety of carrier pigeon.
      [1913 Webster]

   8. (Her.) A fabulous winged creature, sometimes borne as a
      charge in a coat of arms.
      [1913 Webster]

   Note: Dragon is often used adjectively, or in combination, in
         the sense of relating to, resembling, or characteristic
         of, a dragon.
         [1913 Webster]

   Dragon arum (Bot.), the name of several species of
      Aris[ae]ma, a genus of plants having a spathe and
      spadix. See Dragon root(below).

   Dragon fish (Zool.), the dragonet.

   Dragon fly (Zool.), any insect of the family
      Libellulid[ae]. They have finely formed, large and
      strongly reticulated wings, a large head with enormous
      eyes, and a long body; -- called also mosquito hawks.
      Their larv[ae] are aquatic and insectivorous.

   Dragon root (Bot.), an American aroid plant (Aris[ae]ma
      Dracontium); green dragon.

   Dragon's blood, a resinous substance obtained from the
      fruit of several species of Calamus, esp. from Calamus
      Rotang and Calamus Draco, growing in the East Indies. A
      substance known as dragon's blood is obtained by exudation
      from Drac[ae]na Draco; also from Pterocarpus Draco, a
      tree of the West Indies and South America. The color is
      red, or a dark brownish red, and it is used chiefly for
      coloring varnishes, marbles, etc. Called also Cinnabar
      Gr[ae]corum.

   Dragon's head.
      (a) (Bot.) A plant of several species of the genus
          Dracocephalum. They are perennial herbs closely
          allied to the common catnip.
      (b) (Astron.) The ascending node of a planet, indicated,
          chiefly in almanacs, by the symbol ?. The deviation
          from the ecliptic made by a planet in passing from one
          node to the other seems, according to the fancy of
          some, to make a figure like that of a dragon, whose
          belly is where there is the greatest latitude; the
          intersections representing the head and tail; -- from
          which resemblance the denomination arises. --Encyc.
          Brit.

   Dragon shell (Zool.), a species of limpet.

   Dragon's skin, fossil stems whose leaf scars somewhat
      resemble the scales of reptiles; -- a name used by miners
      and quarrymen. --Stormonth.

   Dragon's tail (Astron.), the descending node of a planet,
      indicated by the symbol ?. See Dragon's head (above).

   Dragon's wort (Bot.), a plant of the genus Artemisia
      (Artemisia dracunculus).

   Dragon tree (Bot.), a West African liliaceous tree
      (Drac[ae]na Draco), yielding one of the resins called
      dragon's blood. See Drac[ae]na.

   Dragon water, a medicinal remedy very popular in the
      earlier half of the 17th century. "Dragon water may do
      good upon him." --Randolph (1640).

   Flying dragon, a large meteoric fireball; a bolide.
      [1913 Webster]

WordNet (r) 3.0 (2006):

flying lizard
    n 1: any of several small tropical Asian lizards capable of
         gliding by spreading winglike membranes on each side of the
         body [syn: dragon, flying dragon, flying lizard]