drainage pipe

noun

noun

A conduit for the removal of water or waste water.

Four fixed windows are fitted on the corridor side of the body and nine louvred air intakes on the opposite side. Rubber water drainage pipes are taken from these, and from the pantograph roof well, down the inside of the body.1960 February 23, “High-Voltage Electric Locomotive for British Railways”, in Railway Magazine, page 125:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.