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Definition of Scab
1. Verb. Form a scab. "The wounds will eventually scab"
2. Noun. Someone who works (or provides workers) during a strike.
Generic synonyms: Worker
Derivative terms: Blackleg, Rat, Rat
3. Verb. Take the place of work of someone on strike.
Generic synonyms: Do Work, Work
Derivative terms: Blackleg, Rat, Ratter
4. Noun. The crustlike surface of a healing skin lesion.
Generic synonyms: Solid Body Substance
Specialized synonyms: Eschar
Derivative terms: Scabby
Definition of Scab
1. n. An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part.
2. v. i. To become covered with a scab; as, the wound scabbed over.
3. n. Any one of various more or less destructive fungus diseases attacking cultivated plants, and usually forming dark-colored crustlike spots.
Definition of Scab
1. Noun. An incrustation over a sore, wound, vesicle, or pustule, formed during healing. ¹
2. Noun. (''colloquial or obsolete'') The scabies. ¹
3. Noun. The mange, especially when it appears on sheep. ¹
4. Noun. Several different diseases of potatoes producing pits and other damage on their surface, caused by ''Streptomyces'' -bacteria. ¹
5. Noun. Short form for common scab, a relatively harmless variety of '''scab''' caused by ''Streptomyces scabies''. ¹
6. Noun. (botany) Any one of various more or less destructive fungus diseases attacking cultivated plants, and forming dark-colored crustlike spots. ¹
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. ¹
8. Noun. A mean, dirty, paltry fellow. ¹
9. Noun. (slang) A worker who acts against trade union policies, especially a strikebreaker. ¹
10. Verb. (intransitive) To get covered by a scab. ¹
11. Verb. (intransitive) To act as strikebreaker. ¹
12. Verb. (transitive Australia NZ) To beg (for), cadge, bum ¹
¹ Source: wiktionary.com
Definition of Scab
1. to become covered with a scab (a crust that forms over a healing wound) [v SCABBED, SCABBING, SCABS]
Medical Definition of Scab
1. 1. An incrustation over a sore, wound, vesicle, or pustule, formed by the drying up of the discharge from the diseased part. 2. The itch in man; also, the scurvy. 3. The mange, especially. When it appears on sheep. 4. A disease of potatoes producing pits in their surface, caused by a minute fungus (Tiburcinia Scabies). 5. A slight iregular protuberance which defaces the surface of a casting, caused by the breaking away of a part of the mold. 6. A mean, dirty, paltry fellow. 7. 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. Origin: OE. Scab, scabbe, shabbe; cf. AS. Scaeb, sceabb, scebb, Dan. & Sw. Skab, and also L. Scabies, tr. Scabere to scratch, akin to E. Shave. See Shave, and cf. Shab, Shabby. Source: Websters Dictionary (01 Mar 1998)