Usually written in kana. Kanji spelling 鯔背
gallant; dashing; smart
Na-adjective
そう言いえば、鯔背いなせな男おとこだった記憶きおくが有あるがどうしてるんだろな？
Now that you mention it, I remember he was a dashing man. I wonder how he's doing?
鯔背いなせだね。
He's looking good.