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In the early 19th century, coats were divided into under-coats and overcoats. The term "under-coat" is now archaic but denoted the fact that the word  coat  could be both the outermost layer for outdoor wear ( overcoat ) or the coat worn under that (under-coat). However, the term  coat  has begun to denote just the overcoat rather than the under-coat. [1]  The older usage of the word  coat  can still be found in the expression "to wear a coat and tie", [5]  which does not mean that wearer has on an overcoat. Nor do the terms  tailcoat ,  morning coat  or house coat denote types of  overcoat . Indeed, an overcoat may be worn over the top of a  tailcoat . In tailoring circles, the  tailor  who makes all types of coats is called a  coat maker . Similarly, in American English, the term  sports coat  is used to denote a type of  jacket  not worn as outerwear (overcoat) ( sports jacket  in...