Main Entry: ¹scup·per

Pronunciation: \ˈskə-pər\

Function: noun

Etymology: Middle English skopper- (in compounds), perhaps from Anglo-French *escopoir, from escopir to spit out

Date: 15th century

1 : an opening cut through the bulwarks of a ship so that water falling on deck may flow overboard
2 : an opening in the wall of a building through which water can drain from a floor or flat roof