black drop

from The Collaborative International Dictionary of English v.0.48
Black \Black\ (bl[a^]k), a. [OE. blak, AS. bl[ae]c; akin to
   Icel. blakkr dark, swarthy, Sw. bl[aum]ck ink, Dan. bl[ae]k,
   OHG. blach, LG. & D. blaken to burn with a black smoke. Not
   akin to AS. bl[=a]c, E. bleak pallid. [root]98.]
   1. Destitute of light, or incapable of reflecting it; of the
      color of soot or coal; of the darkest or a very dark
      color, the opposite of {white}; characterized by such a
      color; as, black cloth; black hair or eyes.
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            O night, with hue so black!           --Shak.
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   2. In a less literal sense: Enveloped or shrouded in
      darkness; very dark or gloomy; as, a black night; the
      heavens black with clouds.
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            I spy a black, suspicious, threatening cloud.
                                                  --Shak.
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   3. Fig.: Dismal, gloomy, or forbidding, like darkness;
      destitute of moral light or goodness; atrociously wicked;
      cruel; mournful; calamitous; horrible. "This day's black
      fate." "Black villainy." "Arise, black vengeance." "Black
      day." "Black despair." --Shak.
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   4. Expressing menace, or discontent; threatening; sullen;
      foreboding; as, to regard one with black looks.
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   Note: Black is often used in self-explaining compound words;
         as, black-eyed, black-faced, black-haired,
         black-visaged.
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   {Black act}, the English statute 9 George I, which makes it a
      felony to appear armed in any park or warren, etc., or to
      hunt or steal deer, etc., with the face blackened or
      disguised. Subsequent acts inflicting heavy penalties for
      malicious injuries to cattle and machinery have been
      called black acts.

   {Black angel} (Zool.), a fish of the West Indies and Florida
      ({Holacanthus tricolor}), with the head and tail yellow,
      and the middle of the body black.

   {Black antimony} (Chem.), the black sulphide of antimony,
      {Sb2S3}, used in pyrotechnics, etc.

   {Black bear} (Zool.), the common American bear ({Ursus
      Americanus}).

   {Black beast}. See {B[^e]te noire}.

   {Black beetle} (Zool.), the common large cockroach ({Blatta
      orientalis}).

   {Black bonnet} (Zool.), the black-headed bunting ({Embriza
      Sch[oe]niclus}) of Europe.

   {Black canker}, a disease in turnips and other crops,
      produced by a species of caterpillar.

   {Black cat} (Zool.), the fisher, a quadruped of North America
      allied to the sable, but larger. See {Fisher}.

   {Black cattle}, any bovine cattle reared for slaughter, in
      distinction from dairy cattle. [Eng.]

   {Black cherry}. See under {Cherry}.

   {Black cockatoo} (Zool.), the palm cockatoo. See {Cockatoo}.
      

   {Black copper}. Same as {Melaconite}.

   {Black currant}. (Bot.) See {Currant}.

   {Black diamond}. (Min.) See {Carbonado}.

   {Black draught} (Med.), a cathartic medicine, composed of
      senna and magnesia.

   {Black drop} (Med.), vinegar of opium; a narcotic preparation
      consisting essentially of a solution of opium in vinegar.
      

   {Black earth}, mold; earth of a dark color. --Woodward.

   {Black flag}, the flag of a pirate, often bearing in white a
      skull and crossbones; a signal of defiance.

   {Black flea} (Zool.), a flea beetle ({Haltica nemorum})
      injurious to turnips.

   {Black flux}, a mixture of carbonate of potash and charcoal,
      obtained by deflagrating tartar with half its weight of
      niter. --Brande & C.

   {Black Forest} [a translation of G. Schwarzwald], a forest in
      Baden and W["u]rtemburg, in Germany; a part of the ancient
      Hercynian forest.

   {Black game}, or {Black grouse}. (Zool.) See {Blackcock},
      {Grouse}, and {Heath grouse}.

   {Black grass} (Bot.), a grasslike rush of the species {Juncus
      Gerardi}, growing on salt marshes, and making good hay.

   {Black gum} (Bot.), an American tree, the tupelo or
      pepperidge. See {Tupelo}.

   {Black Hamburg (grape)} (Bot.), a sweet and juicy variety of
      dark purple or "black" grape.

   {Black horse} (Zool.), a fish of the Mississippi valley
      ({Cycleptus elongatus}), of the sucker family; the
      Missouri sucker.

   {Black lemur} (Zool.), the {Lemurniger} of Madagascar; the
      {acoumbo} of the natives.

   {Black list}, a list of persons who are for some reason
      thought deserving of censure or punishment; -- esp. a list
      of persons stigmatized as insolvent or untrustworthy, made
      for the protection of tradesmen or employers. See
      {Blacklist}, v. t.

   {Black manganese} (Chem.), the black oxide of manganese,
      {MnO2}.

   {Black Maria}, the close wagon in which prisoners are carried
      to or from jail.

   {Black martin} (Zool.), the chimney swift. See {Swift}.

   {Black moss} (Bot.), the common so-called long moss of the
      southern United States. See {Tillandsia}.

   {Black oak}. See under {Oak}.

   {Black ocher}. See {Wad}.

   {Black pigment}, a very fine, light carbonaceous substance,
      or lampblack, prepared chiefly for the manufacture of
      printers' ink. It is obtained by burning common coal tar.
      

   {Black plate}, sheet iron before it is tinned. --Knight.

   {Black quarter}, malignant anthrax with engorgement of a
      shoulder or quarter, etc., as of an ox.

   {Black rat} (Zool.), one of the species of rats ({Mus
      rattus}), commonly infesting houses.

   {Black rent}. See {Blackmail}, n., 3.

   {Black rust}, a disease of wheat, in which a black, moist
      matter is deposited in the fissures of the grain.

   {Black sheep}, one in a family or company who is unlike the
      rest, and makes trouble.

   {Black silver}. (Min.) See under {Silver}.

   {Black and tan}, black mixed or spotted with tan color or
      reddish brown; -- used in describing certain breeds of
      dogs.

   {Black tea}. See under {Tea}.

   {Black tin} (Mining), tin ore (cassiterite), when dressed,
      stamped and washed, ready for smelting. It is in the form
      of a black powder, like fine sand. --Knight.

   {Black walnut}. See under {Walnut}.

   {Black warrior} (Zool.), an American hawk ({Buteo Harlani}).
      [1913 Webster]

   Syn: Dark; murky; pitchy; inky; somber; dusky; gloomy; swart;
        Cimmerian; ebon; atrocious.
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from The Collaborative International Dictionary of English v.0.48
Drop \Drop\ (dr[o^]p), n. [OE. drope, AS. dropa; akin to OS.
   dropo, D. drop, OHG. tropo, G. tropfen, Icel. dropi, Sw.
   droppe; and Fr. AS. dre['o]pan to drip, drop; akin to OS.
   driopan, D. druipen, OHG. triofan, G. triefen, Icel.
   drj[=u]pa. 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.
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            With minute drops from off the eaves. --Milton.
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            As dear to me as are the ruddy drops
            That visit my sad heart.              -- Shak.
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            That drop of peace divine.            --Keble.
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   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.
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   3. (Arch.)
      (a) Same as {Gutta}.
      (b) Any small pendent ornament.
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   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.
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   5. pl. Any medicine the dose of which is measured by drops;
      as, lavender drops.
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   6. (Naut.) The depth of a square sail; -- generally applied
      to the courses only. --Ham. Nav. Encyc.
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   7. Act of dropping; sudden fall or descent.
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   {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}.
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