expression, godan verb (-ru)
warm oneself at the fire
Describes sitting near a fire or heater to get warm. Often used in winter settings.
寒い夜は、こたつで火に当たるのが一番だ。
On cold nights, warming yourself at the kotatsu is the best.
キャンプで焚き火に当たりながら話をした。
We talked while warming ourselves by the campfire.