Also called soil rot. Plant Pathology. a disease of sweet potatoes, characterized by numerous pitlike lesions on the roots, caused by a fungus, Streptomyces ipomoea.
4.
(used interjectionally to express distaste, rejection, aversion, etc.):
A pox on you and your bright ideas!
Origin
1540-50 (earlier as surname); spelling variant of pocks, plural of pock
Examples from the web for pox
He went on to develop vaccines against small pox, cholera, and swine erysipelas.
British Dictionary definitions for pox
pox
/pɒks/
noun
1.
any disease characterized by the formation of pustules on the skin that often leave pockmarks when healed