Definition of "blackleg" in English

noun

1. (uncountable, agriculture, veterinary medicine) A fatal cattle disease caused by the soil-borne bacterium Clostridium chauvoei; symptomatic anthrax.

2. (uncountable) A disease of potato crops caused by pectolytic bacteria, characterized by blackening and decay of the lower stem portion.

3. (uncountable) A disease of brassicas caused by the fungus Leptosphaeria maculans

4. (countable) A person who cheats in a game; a cheater, especially a dishonest bookmaker.

   • They have no regard for respectability like yours — nothing between a baron and a blackleg.

5. (countable) A person who takes the place of striking workers.

verb

1. To continue working whilst fellow workers strike.