The Collaborative International Dictionary of English v.0.48:

Lady \La"dy\ (l[=a]"d[y^]), n.; pl. Ladies (l[=a]"d[i^]z).
   [OE. ladi, l[ae]fdi, AS. hl[=ae]fdige, hl[=ae]fdie; AS.
   hl[=a]f loaf + a root of uncertain origin, possibly akin to
   E. dairy. See Loaf, and cf. Lord.]
   [1913 Webster]
   1. A woman who looks after the domestic affairs of a family;
      a mistress; the female head of a household.
      [1913 Webster]

            Agar, the handmaiden of Sara, whence comest thou,
            and whither goest thou? The which answered, Fro the
            face of Sara my lady.                 --Wyclif (Gen.
                                                  xvi. 8.).
      [1913 Webster]

   2. A woman having proprietary rights or authority; mistress;
      -- a feminine correlative of lord. "Lord or lady of high
      degree." --Lowell.
      [1913 Webster]

            Of all these bounds, even from this line to this, .
            . .
            We make thee lady.                    --Shak.
      [1913 Webster]

   3. A woman to whom the particular homage of a knight was
      paid; a woman to whom one is devoted or bound; a
      sweetheart.
      [1913 Webster]

            The soldier here his wasted store supplies,
            And takes new valor from his lady's eyes. --Waller.
      [1913 Webster]

   4. A woman of social distinction or position. In England, a
      title prefixed to the name of any woman whose husband is
      not of lower rank than a baron, or whose father was a
      nobleman not lower than an earl. The wife of a baronet or
      knight has the title of Lady by courtesy, but not by
      right.
      [1913 Webster]

   5. A woman of refined or gentle manners; a well-bred woman;
      -- the feminine correlative of gentleman.
      [1913 Webster]

   6. A wife; -- not now in approved usage. --Goldsmith.
      [1913 Webster]

   7. Hence: Any woman; as, a lounge for ladies; a cleaning
      lady; also used in combination; as, saleslady.
      [PJC]

   8. (Zool.) The triturating apparatus in the stomach of a
      lobster; -- so called from a fancied resemblance to a
      seated female figure. It consists of calcareous plates.
      [1913 Webster]

   Ladies' man, a man who affects the society of ladies.

   Lady altar, an altar in a lady chapel. --Shipley.

   Lady chapel, a chapel dedicated to the Virgin Mary.

   Lady court, the court of a lady of the manor.

   Lady crab (Zool.), a handsomely spotted swimming crab
      (Platyonichus ocellatus) very common on the sandy shores
      of the Atlantic coast of the United States.

   Lady fern. (Bot.) See Female fern, under Female, and
      Illust. of Fern.

   Lady in waiting, a lady of the queen's household, appointed
      to wait upon or attend the queen.

   Lady Mass, a Mass said in honor of the Virgin Mary.
      --Shipley.

   Lady of the manor, a lady having jurisdiction of a manor;
      also, the wife of a manor lord.

   Lady's maid, a maidservant who dresses and waits upon a
      lady. --Thackeray.

   Our Lady, the Virgin Mary.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Velvet \Vel"vet\, n. [OE. velouette, veluet, velwet; cf. OF.
   velluau, LL. velluetum, vellutum, It. velluto, Sp. velludo;
   all fr. (assumed) LL. villutus shaggy, fr L. villus shaggy
   hair; akin to vellus a fleece, and E. wool. See Wool, and
   cf. Villous.]
   [1913 Webster]
   1. A silk fabric, having a short, close nap of erect threads.
      Inferior qualities are made with a silk pile on a cotton
      or linen back, or with other soft fibers such as nylon,
      acetate, or rayon.
      [1913 Webster + PJC]

   2. The soft and highly vascular deciduous skin which envelops
      and nourishes the antlers of deer during their rapid
      growth.
      [1913 Webster]

   3. Something likened to velvet[1] in being soft or luxurious;
      as, a lawn of velvet.
      [PJC]

   Cotton velvet, an imitation of velvet, made of cotton.

   Velvet cork, the best kind of cork bark, supple, elastic,
      and not woody or porous.

   Velvet crab (Zool.), a European crab (Portunus puber).
      When adult the black carapace is covered with a velvety
      pile. Called also lady crab, and velvet fiddler.

   Velvet dock (Bot.), the common mullein.

   Velvet duck. (Zool.)
      (a) A large European sea duck, or scoter (Oidemia
          fusca). The adult male is glossy, velvety black, with
          a white speculum on each wing, and a white patch
          behind each eye.
      (b) The American whitewinged scoter. See Scoter.

   Velvet flower (Bot.), love-lies-bleeding. See under Love.


   Velvet grass (Bot.), a tall grass (Holcus lanatus) with
      velvety stem and leaves; -- called also soft grass.

   Velvet runner (Zool.), the water rail; -- so called from
      its quiet, stealthy manner of running. [Prov. Eng.]

   Velvet scoter. (Zool.) Same as Velvet duck, above.

   Velvet sponge. (Zool.) See under Sponge.

   in velvet having a coating of velvet[2] over the antlers;
      in the annual stage where the antlers are still growing;
      -- of deer.
      [1913 Webster + PJC]

WordNet (r) 3.0 (2006):

lady crab
    n 1: brightly spotted crab of sandy beaches of the Atlantic
         coast of the United States [syn: American lady crab,
         lady crab, calico crab, Ovalipes ocellatus]