The Collaborative International Dictionary of English v.0.48:
jimhickey \jimhickey\ n. Same as jimdandy. Syn: jimdandy, crackerjack. [WordNet 1.5]WordNet (r) 3.0 (2006):
jimhickey n 1: someone excellent of their kind; "he's a jimdandy of a soldier" [syn: jimdandy, jimhickey, crackerjack] 2: something excellent of its kind; "the bike was a jimdandy" [syn: jimdandy, jimhickey, crackerjack]