scab > define

noun

• Someone who works (or provides workers) during a strike.
  • synonyms: strikebreaker, blackleg, rat
• The crustlike surface of a healing skin lesion.

verb

• Form a scab.
  • usage: "the wounds will eventually scab"
• Take the place of work of someone on strike.
  • synonyms: fink, rat, blackleg

• (n.) Any one of various more or less destructive fungus diseases attacking cultivated plants, and usually forming dark-colored crustlike spots.
• (n.) A nickname for a workman who engages for lower wages than are fixed by the trades unions; also, for one who takes the place of a workman on a strike.
• (n.) A slight irregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold.
• (n.) The mange, especially when it appears on sheep.
• (n.) A mean, dirty, paltry fellow.
• (n.) A disease of potatoes producing pits in their surface, caused by a minute fungus (Tiburcinia Scabies).
• (n.) The itch in man; also, the scurvy.
• (v.i.) To become covered with a scab; as, the wound scabbed over.
• (n.) An incrustation over a sore, wound, vesicle or pustule, formed by the drying up of the discharge from the diseased part.