snazzy

Appealing or stylish in appearance or manner; classy, flashy.

[Y]ou come here with your ritzy ways and your snazzy talk, and right from the start you start shoving your nose into things that aren't your business.

The snazziest tune here is another murmuring cover—this time, Todd Rundgren's "It Wouldn't Have Made Any Difference."

Appealing or stylish in appearance or manner; classy, flashy.

a snazzy dresser

"Men come in and have no hesitancy about buying jazzbo neckties, "snazzy" collars, passianate^([sic – meaning passionate?]) hats or thunderous hosiery, but they lower their voices and cast their eyes from side to side to avoid detection when they say they want to purchase a two-ply undergarment," said one local gents furnishing merchant. "One would think they were giving an order to their pet bootlegger," he added.

Adept or ingenious in behaviour or operation; excellent, nifty.

Those Friday afternoon dances in the gym are really snazzy.

Certainly, of those migrating to the iPhone from other devices, a good number of them are former Treo users who found Apple's device to be a souped-up, snazzier and even easier-to-use version of the Treo.