scupper

(skŭpˈər)

1. Nautical An opening in the side of a ship at deck level to allow water to run off.
2. An opening for draining off water, as from a floor or the roof of a building.

(skŭpˈər)

1. Chiefly British To overwhelm or massacre.
2. To ruin or destroy: “The world oil glut combined with disastrous federal energy policies to scupper Alberta's economy” (Christian Science Monitor).