An unaged liquor made by distilling grains such as barley, corn or rye with juniper berries. London dry gin is any colorless gin, the majority of which is made in England and America. Hollands gin, also known as genever or jenever gin, is a Dutch product that tastes very different from other gins because it's made with a large proportion of barley malt. The first Dutch gin was used as medicine. See also sloe gin.