FUTON Meaning of FUTON in English fu ‧ ton /ˈfuːtɒn $ -tɑːn/ BrE AmE noun [countable] [ Date: 1800-1900 ; Language: Japanese ] a ↑ mattress used for sleeping on, especially in Japan Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012