stopper (
http://definr.com/stopper)
n 1: blockage consisting of an object designed to fill a hole
tightly [syn:
plug,
stopple]
2: (bridge) a playing card with a value sufficiently high to
insure taking a trick in a particular suit; "if my partner
has a spade stopper I can bid no trump"
v : close or secure with or as if with a stopper; "She stoppered
the wine bottle"; "The mothers stoppered their babies'
mouths with pacifiers" [syn:
stopple]