Source : Webster's Revised Unabridged Dictionary (1913)

Scrap \Scrap\ (skr[a^]p), n. [OE. scrappe, fr. Icel. skrap
   trifle, cracking. See {Scrape}, v. t.]
   1. Something scraped off; hence, a small piece; a bit; a
      fragment; a detached, incomplete portion.

            I have no materials -- not a scrap.   --De Quincey.

   2. Specifically, a fragment of something written or printed;
      a brief excerpt; an unconnected extract.

   3. pl. The crisp substance that remains after drying out
      animal fat; as, pork scraps.

Source : WordNet®

scrap
     n 1: a small fragment of something broken off from the whole; "a
          bit of rock caught him in the eye" [syn: {bit}, {chip},
          {flake}, {fleck}]
     2: worthless material that is to be disposed of [syn: {rubbish},
         {trash}]
     3: a small piece of something that is left over after the rest
        has been used; "she jotted it on a scrap of paper"; "there
        was not a scrap left"
     4: the act of fighting; any contest or struggle; "a fight broke
        out at the hockey game"; "there was fighting in the
        streets"; "the unhappy couple got into a terrible scrap"
        [syn: {fight}, {fighting}, {combat}]
     [also: {scrapping}, {scrapped}]

scrap
     adj : disposed of as useless; "waste paper" [syn: {cast-off(a)}, {discarded},
            {junked}, {scrap(a)}, {waste}]
     [also: {scrapping}, {scrapped}]

scrap
     v 1: dispose of (something useless or old); "trash these old
          chairs"; "junk an old car"; "scrap your old computer"
          [syn: {trash}, {junk}]
     2: have a disagreement over something; "We quarreled over the
        question as to who discovered America"; "These tewo
        fellows are always scrapping over something" [syn: {quarrel},
         {dispute}, {argufy}, {altercate}]
     3: make into scrap or refuse; "scrap the old airplane and sell
        the parts"
     [also: {scrapping}, {scrapped}]

Source : Free On-Line Dictionary of Computing

SCRAP
     
        Something written at {CSIR}, Pretoria, South Africa in the
        late 1970s.  It ran on {Interdata} and {Perkin-Elmer}
        computers and was in use until the late 1980s.
     
        [But what was it?]
     
        (1994-12-15)