(Kozmetik) Sideburns (or colloquially sideboards or mutton chops) are patches of facial hair on the sides of a man's face, in front of the ears. They were originally called burnsides after Ambrose Burnside. His hairstyle connected thick sideburns via the moustache but left the chin clean-shaven
Originally a dining room piece with open shelves (literally a side board or boards), eventually evolved into a unit with doors and/or drawers below and sometimes open shelving above for displaying plates, etc