A pub (short for public house) is a kind of drinking establishment which is licensed to serve alcoholic drinks for consumption on the premises. The term public house first appeared in the United Kingdom in late 17th century, and was used to differentiate private houses from those which were, quite literally, open to the public as "alehouses", "taverns" and "inns". By Georgian times, the term had become common parlance, although taverns, as a distinct establishment, had largely ceased to exist by the beginning of the 19th century. Today, there is no strict definition, but CAMRA states a pub has four characteristics: