mary ann
Preserved but no longer current.
The title of the dea ex machinâ evolved from trades-unionism at Sheffield, to the utter destruction of recalcitrant grinders. She is supposed to do all the "blow-ups," steal all the bands, and otherwise terrorize over victims of the union.
Era: ca. 1874 (Victorian)
Sources & notes
Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “mary ann” mean?
The title of the dea ex machinâ evolved from trades-unionism at Sheffield, to the utter destruction of recalcitrant grinders. She is supposed to do all the "blow-ups," steal all the bands, and otherwise terrorize over victims of the union.
Is “mary ann” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.