・settle down to dinner [reading] 落ち着いて食事[読書]に取りかかる.

・settle down to read the paper in peace 落ち着いて静かに新聞を読む.

・I cannot settle (down) to anything today. 今日は何も落ち着いてやる気になれない.

6a 〈天候・風などが〉定まる, 落ち着く, 固定する.

・The weather has [is] settled at last. 天気はやっと定まった (cf. SETTLED adj. 3).

b 〈興奮・騒音・騒ぎ・事態などが〉収まる, 静まる 〈down〉.

・let the excitement settle down 興奮を静めさせる.

・The matter has settled down. 一件は落着した.

・Wait till the dust has [things have] settled (down) before making any decisions. ほとぼりがさめるまで決定を待ちなさい.