blackleg
noun
High School
1
A fatal cattle disease caused by the soil-borne bacterium Clostridium chauvoei; symptomatic anthrax.
2
A disease of potato crops caused by pectolytic bacteria, characterized by blackening and decay of the lower stem portion.
3
A disease of brassicas caused by the fungus Leptosphaeria maculans
4
A person who cheats in a game; a cheater, especially a dishonest bookmaker.
5
A person who takes the place of striking workers.