こしがくだけ
Meanings
Expression
Verb (1-dan)
1. to collapse; to give up; to lose one's nerve; to have one's knees give way
Composed of
lower back; waist; hips; body (of hair, noodle, paper, etc.); resilience; spring
to break (into pieces); to be broken; to collapse; to crumble; to become less formal; to throw off reserve