Definition of pit prop in English:

pit prop

Line breaks: pit prop

noun

A large wooden beam used to support the roof of a coal mine.
More example sentences
  • It features pit props for roof beams, bricks from wash houses, a massive lump of coal for an alter and a half winding wheel on a wall.
  • The use of wood in the foundries and for pit props in the mines must have been considerable.
  • Its cargo of pit props - used to hold up mine shafts - went into the sea and its crew overboard.

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