The Collaborative International Dictionary of English v.0.48:

Speck \Speck\, v. t. [imp. & p. p. Specked; p. pr. & vb. n.
   Specking.]
   To cause the presence of specks upon or in, especially specks
   regarded as defects or blemishes; to spot; to speckle; as,
   paper specked by impurities in the water used in its
   manufacture.
   [1913 Webster]

         Carnation, purple, azure, or specked with gold.
                                                  --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Speck \Speck\, n. [Cf. Icel. spik blubber, AS. spic, D. spek, G.
   speck.]
   The blubber of whales or other marine mammals; also, the fat
   of the hippopotamus.
   [1913 Webster]

   Speck falls (Naut.), falls or ropes rove through blocks for
      hoisting the blubber and bone of whales on board a whaling
      vessel.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Speck \Speck\, n. [OE. spekke, AS. specca; cf. LG. spaak.]
   1. A small discolored place in or on anything, or a small
      place of a color different from that of the main
      substance; a spot; a stain; a blemish; as, a speck on
      paper or loth; specks of decay in fruit. "Gray sand, with
      black specks." --Anson.
      [1913 Webster]

   2. A very small thing; a particle; a mite; as, specks of
      dust; he has not a speck of money.
      [1913 Webster]

            Many bright specks bubble up along the blue Egean.
                                                  --Landor.
      [1913 Webster]

   3. (Zool.) A small etheostomoid fish (Ulocentra stigmaea)
      common in the Eastern United States.
      [1913 Webster]

WordNet (r) 3.0 (2006):

speck
    n 1: a very small spot; "the plane was just a speck in the sky"
         [syn: speck, pinpoint]
    2: (nontechnical usage) a tiny piece of anything [syn: atom,
       molecule, particle, corpuscle, mote, speck]
    3: a slight but appreciable amount; "this dish could use a touch
       of garlic" [syn: touch, hint, tinge, mite, pinch,
       jot, speck, soupcon]
    v 1: produce specks in or on; "speck the cloth"