Entry 1 sense Webster, 1913 Portuguese /pôr'-chəg-ēzˌ/ · Por·tu·guese · IPA /ˌpoɹ.t͡ʃəˈɡiz/ 01 a. Of or pertaining to Portugal, or its inhabitants. 1. Of or pertaining to Portugal, or its inhabitants. Phrases & compounds Portuguese man-of-war — See Physalia.