mainly US /informal to become calm and not so excited or worried عمدتاً انگلیسی امریکایی، اصطلاح، غیر رسمی آرام و نه چندان هیجان زده یا نگران شدن، After the defendant's outburst in court, the judge said he could “cool his jets” in jail before appearing again next month. ... [مشاهده متن کامل]
Cool your jets, folks, the result won't be as bad as the media is predicting.