POPERY Meaning of POPERY in English pop ‧ e ‧ ry /ˈpəʊpəri $ ˈpoʊ-/ BrE AmE noun [uncountable] taboo especially British English an offensive word for the Roman Catholic religion. Do not use this word. Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012