Definitions
1.adjectiveResembling or suggesting a jig.
2.adjectiveCrazy."He's gone completely jiggy."
3.adjectiveJittery, fidgety, restless, excited.
4.adjectiveExtravagant, wonderful, excellent, enjoyable, exciting, stylish, cool, successful."Get yourself some jiggy gear."
5.adjectiveHaving fun, enjoying oneself totally; losing one's inhibitions, especially when dancing or performing to music.