The story
Borrowed from Persian چهارشنبهسوری (čahāršanba-sūrī /čahâršanbe-suri, literally “scarlet/festive Wednesday”).
Etymology from Wiktionary, CC BY-SA 4.0.
Chaharshanbe Suri
Today it means: an Iranian festival of the fire dance celebrated on the eve of the last Wednesday of the year, also the first festivity of Nowruz. Full definition →