"period of unrestrained activity," 1887, American English, perhaps via intermediate sense of "as much drink as a man can hold" (1670s), from earlier meaning "load of hay or wood" (1590s), of unknown origin. Used in U.S. colloquial speech from 1834 to mean "a quantity, a lot."
jag (n.2)
"slash or rend in a garment," c. 1400, of unknown origin.
例文
1. They are on a jag ,buying everything that they like in the store.
彼らは自分を思い切り放縦にして、店で何を買うのが好きですか.
2.A neighbor of mine went on an eating jag and gained twenty pounds in two weeks.
私の隣人は大食いで、2週間で体重が20ポンド増えた。
3.Tip money for the guy who washes my Jag .
洗濯をしてくれる人にチップをあげます。
4.I wasn 't in the mood to go on a real crying jag .