bedsit (?b?d?s?t) n (Social Welfare) a furnished sitting room containing sleeping accommodation and sometimes cooking and washing facilities. Also called: bedsitter, bedsitting room or bed-sitting room Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014