Definition of sewers:
(n) :
A pipe or channel, or system of pipes or channels, used to remove human waste and to provide drainage.
(v) :
(transitive) To provide (a place) with a system of sewers.
(n) :
One who sews.
(n) :
A small tortricid moth, the larva of which sews together the edges of a leaf using silk.
(n) :
(historical) An official in charge of a princely household, also responsible for the ceremonial task of attending at dinners, seating the guests and serving dishes.