Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun crackerjack

2 senses of crackerjack

Sense 1
jimdandy, jimhickey, crackerjack -- (someone excellent of their kind; "he's a jimdandy of a soldier")
       => ideal, paragon, nonpareil, saint, apotheosis, nonesuch, nonsuch -- (model of excellence or perfection of a kind; one having no equal)

Sense 2
jimdandy, jimhickey, crackerjack -- (something excellent of its kind; "the bike was a jimdandy")
       => thing -- (an entity that is not named specifically; "I couldn't tell what the thing was")