From Longman Dictionary of Contemporary Englishtoilet rollˈtoilet roll noun [countable] 
British EnglishDHC toilet paper that is wound around a small tube
British EnglishDHC toilet paper that is wound around a small tubeExamples from the Corpus
toilet roll• Nathan gets and goes off in search of somewhere quiet, clutching a toilet roll and anxious anticipations.• Not a piece of sticky-back plastic, a toilet roll or a Blue Peter badge in sight!• One was made using a toilet roll.• But I see they opened a new toilet roll.• Her elder son's wife was a long-standing irritant, like an ill-perforated toilet roll.• Also provide a cover for the pan, towel, toilet roll and tissues. 