expression, godan verb (-ru)
come to an end; finish; get fired
Casual expression for something ending or being finished, often abruptly or completely. Also used as slang for getting fired from a job.
あの店、先月でちょんになったらしいよ。
I heard that shop closed down last month.
遅刻ばかりしてたら、
I kept being late, so I got fired from my part-time job.