Definify.com
Webster 1913 Edition
Scab
Scab
(skăb)
, Noun.
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.
[Colloq. or Obs.]
3.
The mange, esp. when it appears on sheep.
Chaucer.
4.
A disease of potatoes producing pits in their surface, caused by a minute fungus (
Tiburcinia Scabies
). 5.
(Founding)
A slight irregular 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.
[Low]
Shak.
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.
[Cant]
Scab
,Verb.
I.
[
imp. & p. p.
Scabbed
; p. pr. & vb. n.
Scabbing
.] 1.
To become covered with a scab;
as, the wound
. scabbed
overWebster 1828 Edition
Scab
SCAB
,Noun.
1.
An encrusted substance, dry and rough, formed over a sore in healing.2.
The itch or mange in horses; a disease of sheep.3.
A mean, dirty paltry fellow. [Low.]