Noun
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blockage consisting of an object designed to fill a hole tightly
-
(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"
-
a remark to which there is no polite conversational reply
- conversation stopper -
an act so striking or impressive that the show must be delayed until the audience quiets down
- show stopper
Verb
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close or secure with or as if with a stopper
"She stoppered the wine bottle"
"The mothers stoppered their babies' mouths with pacifiers"