godan verb (-ru), intransitive verb
fall on one's backside; collapse into a sitting position
Describes a sudden, often clumsy or exhausted, collapse into a sitting or sprawling posture. Colloquial.
疲れてその場にへたった。
I was so tired I just collapsed right there.
godan verb (-ru), intransitive verb
Often used when physical or mental stamina gives out, or when a skill declines. Similar to へたばる but slightly more casual.
See also: へたばる
徹夜続きで体がへたってきた。
My body is giving out after pulling all-nighters.
最近、足腰がへたってきた気がする。
Lately I feel like my legs and back have lost their strength.