[] the date by which you must use some types of food or drink, printed on the container or package. It may not be safe to use the items after this date 食用期限◆Throw away the milk—it's two days past its use-by date. 把牛奶扔了吧 ── 已经过期两天了。➡expiry date (3) , sell-by date ➡ see note at best-before date