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1. An act so striking or impressive that the show must be delayed until the audience quiets down
   - show-stopper, showstopper
    
2. A remark to which there is no polite conversational reply
   - conversation stopper
    
3. (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"
    
4. Blockage consisting of an object designed to fill a hole tightly
   - plug, stopple

1. Close or secure with or as if with a stopper
   "She stoppered the wine bottle"; "The mothers stoppered their babies' mouths with pacifiers";
   - stopple

Derived forms: stoppering, stoppered, stoppers

Type of: act, bit, block, blockage, closure, comment, input, number, occlusion, playing card, plug, remark, routine, secure, stop, stop up, stoppage, turn

Encyclopedia: Stopper