slam door

plural slam doors

1. UKdatedrail transportA hinged railway carriage door which opened outwards, that could be opened from the inside only by opening the window and turning the handle on the outside. They originated on carriages with compartments and no corridors, and persisted on later carriage designs with corridors on one side of the compartments, being fitted on the non-corridor side.

   In the early 1970s, the Southern Region was also reporting around 1,500 incidents each year caused by passengers opening slam doors - including a dozen deaths and other injuries caused by falling from trains, either in stations or on the move.

   2023 February 22, Howard Johnston, “Southern '313s': is the end now in sight?”, in RAIL, number 977, page 41