MERLIN Meaning of MERLIN in English Mer ‧ lin /ˈmɜːlən, ˈmɜːlɪn $ ˈmɜːr-/ BrE AmE a ↑ magician (=someone who has magic powers) in old stories about King Arthur ⇨ ↑ Arthurian Legend Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012