Irish whiskey Act, whiskey produced by registered distillers was known as "Parliament whiskey", while that produced by illicit producers was, and still is referred to as "Poitín", a Gaelic term meaning "small pot" (often anglicised as poteen) in reference to the small pot stills used by the illicit distillers. However, although traditionally the product of illicit production, many legal varieties of "Poitín" have come to market in recent years. In the 18th century, demand for whiskey in Ireland grew significantly, driven both by strong population growth, and by displacing the demand for imported spirits. Growth in the latter is very much visible
Irish whiskey of aqua vitae" at Christmas, and its first known mention in Scotland dates from 1494. However, it is known that by 1556 whiskey was widespread, as an Act passed by the English Parliament declared whiskey to be "a drink nothing profitable to be drunken daily and used is now universally through the realm of Ireland". This Act also made it technically illegal for anyone other than "the peers, gentlemen and freemen of larger towns" to distil spirits without a licence from the Lord Deputy. However, as Crown control did not extend far beyond the Pale, a fortified area around Dublin,