Definitions

1. adjective

having or showing a fashionable and stylish quality, especially in an overly showy or pretentious way

“The swanky new restaurant in town has been getting a lot of attention from foodies.”

2. noun

a fashionable and stylish quality or atmosphere, especially in a place such as a restaurant or hotel

“The swanky decor of the hotel lounge made it a popular spot for after-dinner drinks.”