scab

  1. Noun.  An incrustation over a sore, wound, vesicle, or pustule, formed during healing.
  2. Noun.  (''colloquial or obsolete'') The scabies.
  3. Noun.  The mange, especially when it appears on sheep.
  4. Noun.  Several different diseases of potatoes producing pits and other damage on their surface, caused by ''Streptomyces'' -bacteria. .
  5. Noun.  Short form for common scab, a relatively harmless variety of '''scab''' caused by ''Streptomyces scabies''.
  6. Noun.  (botany) Any one of various more or less destructive fungus diseases attacking cultivated plants, and forming dark-colored crustlike spots.
  7. Noun.  (''founding'') A slight irregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold.
  8. Noun.  A mean, dirty, paltry fellow.
  9. Noun.  (slang) A worker who acts against trade union policies, especially a strikebreaker.
  10. Verb.  (intransitive) To get covered by a scab.
  11. Verb.  (intransitive) To act as strikebreaker.
  12. Verb.  (transitive, Australia) To beg (for), cadge, bum.

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This entry was last updated on RefTopia from its source on 3/20/2012.