1.an infectious bacterial disease of farm animals that causes swellings on the legs
2.a disease of potato plants caused by the bacterium that makes the lower stems rot
3.a fungal disease of cabbage, oilseed rape, and similar plants caused by the bacterium that makes the stems rot
4.a cheat at cards or horseracing
5.a worker who is criticized and despised by striking colleagues for working during a strike
6.someone who continues to work when the other people they work with are on strike