swingy

1. (informal) Having a swinging motion.Examples: "the swingy, shooty theatrics of Bionic Commando"; "Which is not to say that a long rope of pearls is the obvious solution—too long and too swingy and you risk looking like you're on your way to a costume party dressed as a flapper."informal

2. (informal) Characteristic of swing music.Examples: "Fly has a swingy rhythm and some swell guitar work in its instrumental interludes."informal

3. (informal, politics) Having many swing voters.Examples: "[…] redrawing the congressional maps to add at least slightly more Republican votes to the potentially swingy districts of freshmen […]"; "The more than 2 million ballots that remained uncounted on election night are down to 6,037 votes in Lake County, a small but swingy region north of the San Francisco Bay area."informal

4. (curling, of ice) Allowing stones to curl more than usual.

5. (sports, games) Inconsistent in performance.