bummery means the faction of the Industrial Workers of the World in the 20th century which favored direct action. Lexicurio rates it Sui generis — a strength score of 88 out of 100.
noun
- The faction of the Industrial Workers of the World in the 20th century which favored direct action.“When De Leon broke with the I. W. W. in 1908 there were again members of the Party who declaimed against his abandoning the I. W. W. - members who had no sympathy with the bummery element.”