EARWORM Meaning of EARWORM in English ear ‧ worm /ˈɪəˌwɜːm $ ˈɪrwɜːrm/ BrE AmE noun [countable] informal a tune that you keep thinking about in your head, even when you do not want to Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012