(idiomatic, colloquial) The time of occurrence of an event that will never happen.

plural of dog-day cicada

A large American cicada (C. pruinosa), which trills loudly in midsummer.

Alternative form of All Souls' Day

An annual Chinese holiday on the first day of the fifth solar term in the traditional Chinese lunisolar calendar (April 4 or 5), during which families gather to honor their ancestors and clean their tombs. The festival is also associated with the consumption of qingtuan.

(Christianity) A member of the Seventh-day Adventist Church.

plural of Seventh-day Adventist

(UK, historical) Synonym of Guy Fawkes Day.

Alternative form of Guy Fawkes Day

(UK) November 5, a holiday in England since the 17th century commemorating the failure of the 1605 Gunpowder Plot.