Definition of standage:
(n) :
(rail transport) Room for a train to stand if necessary, e.g. between junctions.
(n) :
(rail transport, dated) A demurrage charge for wagons not unloaded by the consignee within a reasonable time.
(n) :
(rail transport, dated) Space to stand or store railway vehicles, such as a siding.
(n) :
(dated, mining) A reservoir of water accumulated at the bottom of a mine.