#1
scupper n. drain that allows water on the deck of a vessel to flow overboard
. wn #2
scupper v. [
ambush, bushwhack, waylay, lurk, ambuscade, lie in wait] wait in hiding to attack
. wn #3
scupper v. [
queer, expose, endanger, peril] put in a dangerous, disadvantageous, or difficult position
. wn