(US, childish) Synonym of Mother's Day

(US, fandom slang) April 20th of any year, regarded informally as a time to celebrate marijuana consumption.

(simile) Very clear and evident.

plural of Thanksgiving Day

plural of Father's Day

plural of Independence Day

plural of day-biter

An insect, especially a mosquito, that bites during the day.

(historical) 1 November 1945, the planned date for the Allied invasion of Kyushu in southwestern Japan in World War II (cancelled following Japan's unconditional surrender in September 1945).

Synonym of D-Day (“the date of any major event planned for the future”)