Imperial unit of volume for liquid measure, equal to one-quarter of a pint or five fluid ounces (0.142 litre), traditionally used in selling alcoholic drinks.
In southern England it is also called a noggin, but in northern England the large noggin is used, which is two gills.
The ‘Sun of May’ was added in 1818. The blue bands are a shade known as ‘celeste’, said to be the colour of the sky which inspired Argentine revolutionary Manuel Belgrano before battle. Effective date: 16 August 1985.