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n. pl. rick·eys
A drink of soda water, lime or lemon juice, sugar, and usually gin.
[Probably from the name Rickey.]
(Brewing) a cocktail consisting of gin or vodka, lime juice, and soda water, served iced: a gin rickey.
[C19: of uncertain origin]
n., pl. -eys.
a drink of lime juice, soda water, and often gin or other liquor.
[1890–95, Amer.; < the surname Rickey]