It may have a slightly different meaning South of the border as I've only heard it applied to that sticky kind of mud that gardeners know well and which gets everywhere. However, the Internet seems to think it is 'sticky mud mixed with horse manure', which is more in keeping with your 'lack of personal hygiene'.
Geordie and Scots have a lot of words that are clearly Viking in origin. Hyem being Geordie for home, but also the same in Danish. Bairn being a small child in Scots and Northern English, but also the same in old Norse and in Swedish a child is a Barn.
Geordie and Scots have a lot of words that are clearly Viking in origin. Hyem being Geordie for home, but also the same in Danish. Bairn being a small child in Scots and Northern English, but also the same in old Norse and in Swedish a child is a Barn.