chew on

US /tʃuː ɑːn/
UK /tʃuː ɑːn/
"chew on" picture
1.

じっくり考える, 検討する

to think about something carefully before making a decision

:
I need some time to chew on this idea before I give you an answer.
返事をする前に、このアイデアをじっくり考える時間が必要です。
The committee will chew on the proposal for a few days.
委員会は数日間、その提案を検討するでしょう。