网页The meaning of BARBARITY is barbarism. How to use barbarity in a sentence. barbarism; barbarous cruelty : inhumanity; an act or instance of such cruelty… See the full definition. Games & Quizzes; Games & Quizzes; Word of the Day; Grammar; Wordplay; Word Finder; Thesaurus; Join MWU; Shop; Books; Merch; Settings;