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WordReference Random House Learner's Dictionary of American English © 2024scab /skæb/USA pronunciation n., v., scabbed, scab•bing. n. [countable] - Pathologythe crusty, dry patch that forms over a wound.
- a worker who takes a striking worker's place on the job.
v. [no object] - Pathologyto become covered with a scab.
- to act or work as a scab.
WordReference Random House Unabridged Dictionary of American English © 2024scab (skab),USA pronunciation n., v., scabbed, scab•bing. n. - Pathologythe incrustation that forms over a sore or wound during healing.
- Veterinary Diseasesa mangy disease in animals, esp. sheep;
scabies. Cf. itch (def. 10). - [Plant Pathol.]
- Plant Diseasesa disease of plants characterized by crustlike lesions on the affected parts and caused by a fungus or bacterium.
- Plant Diseasesone of these crustlike lesions.
- a worker who refuses to join a labor union or to participate in a union strike, who takes a striking worker's place on the job, or the like.
- Slang Termsa rascal or scoundrel.
- Metallurgy
- a projection or roughness on an ingot or casting from a defective mold.
- a surface defect on an iron or steel piece resulting from the rolling in of scale.
- Building[Carpentry.]a short, flat piece of wood used for various purposes, as binding two timbers butted together or strengthening a timber at a weak spot.
v.i. - Pathologyto become covered with a scab.
- to act or work as a scab.
- Old Norse skabb scab, itch; compare shabby, shave
- 1200–50; 1800–10 for def. 4; Middle English
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