types:
day
a day assigned to a particular purpose or observance
date
the particular day, month, or year (usually according to the Gregorian calendar) that an event occurred
Admission Day
in some states of the United States: a legal holiday commemorating the day the state was admitted to the Union
Arbor Day
a day designated for planting trees
Cinco de Mayo
the fifth of May which is observed in Mexico and Mexican-American communities in the United States to commemorate the Mexican victory over the French in the Battle of Puebla in 1862
November 5
anniversary of the discovery of the Gunpowder Plot
weekday
any day except Sunday (and sometimes except Saturday)
rag day
a day on which university students hold a rag
red-letter day
a memorably happy or noteworthy day (from the custom of marking holy days in red on church calendars)
payday
the day on which you receive pay for your work
election day,
polling day
the day appointed for an election; in the United States it is the 1st Tuesday after the 1st Monday in November
field day
a day for outdoor athletic competition
field day
(military) a day for military exercises and display
ides
in the Roman calendar: the 15th of March or May or July or October or the 13th of any other month
market day
a fixed day for holding a public market
Tet
the New Year in Vietnam; observed for three days after the first full moon after January 20th
holiday
a day on which work is suspended by law or custom
February 2,
Groundhog Day
if the ground hog emerges and sees his shadow on this day, there will be 6 more weeks of winter
Patriot's Day
the 3rd Monday in April; Massachusetts and Maine celebrate the battle of Lexington and Concord in 1775
First of May,
May 1,
May Day
observed in many countries to celebrate the coming of spring; observed in Russia and related countries in honor of labor
Flag Day,
June 14
commemorating the adoption of the United States flag in 1777
speech day
an annual day in the schools when speeches are made and prizes are distributed
date of reference,
epoch
(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded