WordNet
sewer main
n. a main in a sewage system [syn: sewer line]
Usage examples of "sewer main".
He crashed against the wall of the sewer main, and fell away from it as if it were molten.
The door gave a foot, and I caught a glimpse of an interior like a section of sewer main, bright-lit, with a second port dogged shut on its opposite side.
The tunnel was purpose-built as an escape route, not a converted sewer main.