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 John Powers and George Roe (all family run, and collectively known as the "Big Four") came to dominate the Irish distilling landscape. The chief output of these distilleries, known as single or "pure pot still" whiskey, was made from a mix of malted and unmalted barley, and solely distilled in pot stills. The style, having initially emerged as a means of avoiding a 1785 tax on malt, endured although the tax had been later repealed. In fact, even by the late 1880s, only two of Ireland's then 28 existing distilleries were producing single malt whiskey, the rest steadfast in their