adj (esp of men, their appearance or behaviour) flashy or slightly disreputable; rakish （尤指男子、其外表或行为）花里胡哨的, 有失体面的, 放荡不羁的
*He was drinking cheap champagne with a raffish air. 他喝着廉价的香槟酒, 样子十分放荡.
[Date: 1800-1900; Origin: riffraff]
behaving or dressing in way which is not respected by many people but which is still confident and attractive
an interesting character with a raffish air