BUMF Meaning of BUMF in English /bumf/ , n. Brit.1. Slang. toilet paper. 2. memoranda, official notices, or the like. [ 1885-90; short for bumfodder. See BUM 2 , FODDER 1 ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012