OWLISH Meaning of OWLISH in English owl ‧ ish /ˈaʊlɪʃ/ BrE AmE adjective looking like an owl and seeming serious and clever:He was an owlish man, with little round glasses. —owlishly adverb Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012