alexander UK /ˌalɪɡˈzɑːndə/US /ˌælɪɡˈzændɚ/ noun2 •A cocktail made of cognac or gin, white crème de cacao, and light cream.Alexander cocktail 3/4 jigger rye whiskey. 1/4 jigger Benedictine. Twist orange peel on top. Stir. — 1914 •Any member of the genus Zizia of North American flowering plants. formsalexanders