(s′ər) noun
1. A conduit, usually laid underground, to carry off drainage and excrement. ♦ Collateral adjective: cloacal.
2. Any large public drain. [<OF seuwiere a channel from a fish pond, ult. <L ex- off + aqua water]

(s′ər) noun
Formerly, in England, an attendant who supervised the serving of meals and seating of guests. Also sew′ar. [<AF asseour, OF asseoir cause to sit <L assidere <ad- to + sedere sit]

(sō′ər) noun
One who or that which sews.