Definition of scabs:
(n) :
An incrustation over a sore, wound, vesicle, or pustule, formed during healing.
(v) :
(intransitive) To become covered by a scab or scabs.
(v) :
(intransitive) To form into scabs and be shed, as damaged or diseased skin.
(n) :
(phytopathology) Any one of various more or less destructive fungal diseases that attack cultivated plants, forming dark-colored crustlike spots.
(n) :
(uncountable) Any of several different diseases of potatoes producing pits and other damage on their surface, caused by streptomyces bacteria (but formerly believed to be caused by a fungus).
(n) :
Common scab, a relatively harmless variety of scab (potato disease) caused by Streptomyces scabies.