プログレッシブ和英中辞典(第4版)の解説
かれこれ【彼×此】
❶〔あれやこれや〕this and that; one thing and [or] another
かれこれするうちに１週間たった
While we were trying this and that, a week passed.
かれこれする間に事態は一変した
Meanwhile [In the meantime] the situation took a new turn.
かれこれ言わずに言うことを聞きなさい
No more of your talk. Just do what you're told.
❷〔おおよそ〕
かれこれ３年の間
for three years or so
かれこれ６時だ
It's nearly [almost] six o'clock.