1 (informal) something that is classy is of high quality, stylish, and expensive: a classy establishment/hotel/restaurant.
az: keyfiyyətli, əla
ru: шикарный, стильный, отличный
2 (informal) someone who is classy has very good taste and the ability to behave appropriately at all times: a classy lady.
az: zərif, kübar
ru: классный