(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"
close or secure with or as if with a stopper; "She stoppered the wine bottle"; "The mothers stoppered their babies' mouths with pacifiers"
offensively curious or inquisitive; "curious about the neighbor's doings"; "he flipped through my letters in his nosy way"; "prying eyes"; "the snoopy neighbor watched us all day"