crackajack
n. மிகுசிறப்புள்ளவர், உயர்சிறப்பான பொருள், (பெ.) உயர்சிறப்புள்ள, மிகு நேர்த்திவாய்ந்த.
Crack"a*jack`, n. 1. An individual of marked ability or excellence, esp. in some sport; as, he is a crackajack at tennis. [Slang] 2. A preparation of popped corn, candied and pressed into small cakes. [U. S.] Crack"a*jack`, a. Defn: Of marked ability or excellence. [Slang]