A form of rented accomodation consisting of a single room for use as both sitting room and bedroom; there may also be a small kitchen area and washing and toilet facilities, but these may be shared
A bedsit is a room you rent which you use for both living in and sleeping in. He was living alone in a dingy bedsit in London. = bedsitter. bed·sit·ter bedsitting room a rented room used for both living and sleeping in