がっくりgakkuriガックリgakkuri
1.

A sudden loss of strength or resolve, resulting in a physical collapse or drooping posture, often expressed through actions like slumping shoulders or kneeling in exhaustion.

2.

A noticeable decline from a previously strong or vibrant state, such as a significant reduction in vitality or energy, reflected in physical appearance or emotional condition.

3.

Experiencing irreparable emotional damage or shock from a devastating blow, leaving one feeling defeated and unable to recover, as in the aftermath of personal loss or financial ruin.