noun Date: 1894 June 14 observed in various states in commemoration of the adoption in 1777 of the official United States flag, a day on which charitable contributions are solicited in exchange for small flags
FLAG DAY
Meaning of FLAG DAY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012