British sports car manufacturer, 1923; it stands for Morris Garages, which was founded by William R. Morris (1877-1963).
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Morris
surname and masc. proper name, in some cases representing Maurice (common form Morice), or a nickname, Moorish, for one who is swarthy. As a style of furniture, wallpaper, etc., by 1874, in reference to poet and craftsman William Morris (1834-1896).