Glossary Terms

NAS

Stands for “no age statement” or “non-age statement.” Whisky that does not make a claim as to how long it has been aged, though it must still meet minimum legal requirements where applicable. Due to

Mouthfeel

The perception of viscosity, texture, and other sensations in the mouth used as descriptors in tasting.

Moonshine

Illicit distilled spirits manufactured by unlicensed individuals without payment of excise tax. Generally a high-proof, unaged spirit, moonshine was particularly significant in Appalachia during Prohibition, when distillation was often done under cover of night. Some

Middle cut

The middle, best section of the distillate, often called the heads, which goes into the cask/barrel.

Maturation

The process by which a spirit changes as it spends time in a cask. This process fundamentally alters the taste profile of the spirit, imparting character from the cask, as well as reducing the sharper

Mash tub/tun

The vessel where grist is combined with hot water to convert the starches into fermentable sugars.

Mashbill

In the United States, the recipe of different grains used to make whiskey.

Mash

A liquid composed of grist mixed with hot water, which helps extract sugars before the yeast is added to begin fermentation. See also Wort. For more information, see “How To Make Whisky.”

Marrying

A period after blending and before bottling when the whisky rests, often in a neutral vat. Marrying is not a requirement, but some producers believe it results in a better integrated whisky.

Malt whisky

Whisky made from malted barley. In the United States, a malt whiskey must be made from a mashbill of at least 51% malted barley. In Scotland and Ireland, malt whisky must be made from 100% malted

Malted

A term describing grain—usually barley—that has been germinated and then heated to stop growth. This process secretes an enzyme that converts the grain’s starches to fermentable sugars.

Malt

Germinated grain (usually barley) that has been heated to stop growth. Also a term to describe whisky made from malted barley.