Black Friday (partying) Black Friday (partying) Mad Friday, Frantic Friday or Black Eye Friday is a nickname for the last Friday before Christmas in the United Kingdom. It is the most popular night for office and factories Christmas parties, which consequently makes it one of the busiest nights in the year for ambulances and the police. The term Black Friday originates as "jargon" used by NHS and Police, and has entered the popular lexicon. From 2013, the press began to use the term Mad Friday to avoid confusion with the American Black Friday in November, which was growing increasingly popular in the UK
Friday the 13th strengthen the superstition about Tuesday. In addition, in Greek the name of the day is Triti ("Τρίτη") meaning the third (day of the week), adding weight to the superstition, since bad luck is said to "come in threes". Tuesday the 13th occurs in a month that begins on a Thursday. In Italian popular culture, Friday the 17th (and not the 13th) is considered a day of bad luck. The origin of this belief could be traced in the writing of number 17, in Roman numerals: XVII. By shuffling the digits of the number one can easily get the word VIXI