1. (

• scupper

) drain that allows water on the deck of a vessel to flow overboard ;

1. (

• ambush ,
• scupper ,
• bushwhack ,
• waylay ,
• lurk ,
• ambuscade ,
• lie_in_wait

) wait in hiding to attack ;

2. (

• queer ,
• expose ,
• scupper ,
• endanger ,
• peril

) put in a dangerous, disadvantageous, or difficult position ;