MACKINAW Meaning of MACKINAW in English [ 'makɪnɔ: ](also ~ coat or jacket ) ■ noun N. Amer. a short coat or jacket made of a thick, heavy woollen cloth.OriginC19: named after Mackinaw City, Michigan. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004