Casual Friday (also known as Dress-down Friday, Bis-Cas-Fri, or simply Casual day) is an American and Canadian custom which has spread to other parts of the world, wherein some offices celebrate a semi-reprieve from the constrictions of a formal dress code. Whereas, during the rest of the week, business shirts, suits, ties, trousers, and dress shoes are the norm, on Casual Friday workers are allowed to wear more casual dress. Some companies allow jeans, T-shirts, hoodies, and sneakers but others require smart casual dress. Some offices have a themed dress down day, or encourage people to wear very casual clothes. On this day, even managers are allowed to dress down.
Some companies and schools operate an occasional "dress down" day, where employees pay a small fee to be allowed to wear casual clothes (or even fancy dress), the money being donated to charity.[citation needed]
Casual Friday began in the late 1950s originally as an attempt to raise worker morale in the new white-collar office environment. At that point only a few companies encouraged it, and it wa






