AskDefine | Define scupper

Dictionary Definition

scupper n : drain that allows water on the deck of a vessel to flow overboard


1 wait in hiding to attack [syn: ambush, bushwhack, waylay, lurk, ambuscade, lie in wait]
2 put in a dangerous, disadvantageous, or difficult position [syn: queer, expose, endanger, peril]

User Contributed Dictionary




  1. A drainage hole on the deck of a ship.
  2. A similar opening in a wall or parapet that allows water to drain from a roof.


drainage hole
French: dalot


  1. thwart, destroy
    "We can't allow US tantrums to scupper global justice",7369,747744,00.html
    This bad media coverage scuppered his chances of being elected.


thwart, destroy

Extensive Definition

scupper in German: Speigatt
scupper in Dutch: Spuigat
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