From Longman Dictionary of Contemporary EnglishRelated topics: Hair & beautytoilet bagˈtoilet bag noun [countable]DCBa bag in which you keep things such as soap, toothpaste etc when travellingSYN sponge bag British EnglishExamples from the Corpustoilet bag• He found what he was looking for in the toilet bag, crammed alongside the toothpaste and shaving gear.