柯林斯詞典futon /?fu??t?n/ (futons) 1. N-COUNT A futon is a piece of furniture which consists of a thin mattress on a low wooden frame which can be used as a bed or folded up to make a chair. (可折疊成長榻的)蒲團(tuán) 返回 futon劍橋詞典a type of mattress , originally from Japan, that can be rolled up, or a bed or seat made from such a mattress 蒲團(tuán)；床墊 返回 futon