brakepipe
English
Alternative forms
- brake pipe
Noun
brakepipe (plural brakepipes)
- (rail transport, mechanical engineering) A continuous pipe or hose filled with high-pressure air and running the length of a train, used to recharge the train's brake reservoirs with compressed air and to control the train's air brakes by changing the pressure in the brakepipe.
Synonyms
- train line, trainline