man of refined taste; person of sophisticated style
Describes someone, typically a man, with an innate sense of stylishness, cultural refinement, and an understanding of understated elegance. Often associated with the Edo-period aesthetic ideal of 粋 (iki).
He wears kimono so well; he is truly a man of refined taste.
That actor can play a sophisticated person in any role.
Compound of 粋 (sui, 'refined, chic') + な (attributive form of copula) + 人 (hito, 'person'). The reading すい for 粋 is a Sino-Japanese on'yomi.