See Also: crackerjack(dictionary)

crackerjack (iou)



crackerjack noun & adjective. colloq. (orig. US). Also crackajack. L19.
[Fanciful formation from CRACK verb or CRACKER.]
A. noun.
Something exceptionally good of its kind. Also, a very skilful person. L19.
A sweet made of popcorn and syrup. (Orig. a proprietary name.) E20.
b. adjective. Of outstanding excellence, first-rate. E20.