Slang anything outstanding of its kind
Origin of doozyorigin, originally variant, variety of daisy, later associated, association with Duesenberg (automobile) as standard of excellence
nounpl. doo·zies Slang
Something extraordinary, impressive, or unique: a doozy of a hailstorm.
Origin of doozyProbably alteration of daisy splendid person or thing ( perhaps influenced by the name of Eleonora Duse (1858-1924), Italian actress )