noun
camp stool; folding stool
A portable, foldable stool used outdoors or in temporary settings. The term is somewhat specialized and may be encountered in historical or camping contexts.
キャンプに床几を持っていくと便利だ。
It's convenient to bring a folding stool when camping.
武将が床几に腰かけて軍議を開いた。
The warlord sat on a camp stool and held a war council.
The word is composed of 床 (floor/bed) and 几 (armrest/stool). The exact historical derivation is uncertain, but it refers to a low, portable seat.