e/Collar day

Information
has gloss	eng: Collar days are designated days on which the collar forming part of the insignia of certain members of orders of knighthood may be worn. Collars are special large and elaborate metal chains worn over the shoulders, hanging equally in front and back, often tied with a bow at the shoulders, with a distinctive pendant attached to the front.
lexicalization	eng: Collar day
instance of	c/Orders of knighthood of the United Kingdom