(historical, often in the plural) One of a pair of fitted tubes of cloth worn in Europe in the 16th and 17th centuries below short trunk hose and above stockings to cover the leg in between them, sometimes joined to the hose (sometimes reduced to ornamental rolls terminating the legs of the hose), and sometimes joined to each other as breeches worn under the hose.
1975, Doreen Yarwood, European Costume: 4000 Years of Fashion, Larousse Kingfisher Chambers
[…] playing a decorated upper hose or canion beneath on the thigh (510C, H).
... and pickardevant came over with an Italian marqueshe, and was worne (as I remember) with the shorte Rownd hose, and the long canion by the worthy earle of Pancridge Alderman of lye, when I was a boye & long after and had yt bine in ...