Purim through the years What should we dress up as this year? #purim # costumes #jewishholiday #TYH Dress Clearance Belk Mother Of The Groom Dresses Belk Plus Size Evening Gowns V Neck Belks Did you know? The big dress up holiday in Israel isn't Halloween. It's Purim! The Jewish holiday of Purim is celebrated in the Hebrew month of Adar (usually FebruaryMarch), it's a Hasidic boy in fancy dress celebrating the Jewish holiday of Purim in Stamford Hill, London Stock Photo Alamy