EXTINGUISHER Meaning of EXTINGUISHER in English ex ‧ tin ‧ guish ‧ er /ɪkˈstɪŋɡwɪʃə $ -ər/ BrE AmE noun [countable] a ↑ fire extinguisher Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012