Idiom

파김치가 되다

pagimchiga doeda

'To become green onion kimchi' - being completely exhausted and drained (limp like wilted kimchi)

몹시 지치고 기운이 빠진 상태('파김치'처럼 축 늘어짐)

야근하고 나니까 완전 파김치가 됐어.

After working overtime, I'm completely wiped out.