English pain de mie Etymology Borrowed from French pain de mie. Noun pain de mie (uncountable) A type of soft bread made with sugar, with a soft crust and interior. Hypernyms sandwich loaf, sandwich bread Coordinate terms Pullman loaf white bread Further reading pain de mie on Wikipedia.Wikipedia French pre-sliced pain de mie Noun pain de mie m (plural pains de mie) pain de mie (A type of sandwich loaf bread of French origin) Hypernyms pain à sandwich Further reading pain de mie on the French Wikipedia.Wikipedia frWikiwand - on Seamless Wikipedia browsing. On steroids.