An overcoat is a kind of essential or semi-formal coat that lengthen past the waist when worn. They are called as “overcoats” because they were made to be worn over your whole outfit. Overcoats are alluring, comfy and easy to maintain. Lets assume you’re trying to make a ceremonial or semi-formal attire, you won’t go wrong with an overcoat.

The overcoat got was simply termed as that because it is worn over your attire. Mainly, over a suit jacket. The overcoat goes back to an period before travel by car influence modern life. People were much probable to be out in unpleasant weather be it on foot or machine or in an open carriage so an overcoat was and is still essential to keep warm. 

So you wanted a heavy coat that honestly protected you from bad weather for a long periods of time. In addition, it require to protect the attire you were putting on so you would remain pleasant for work.