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\ ˈdā 
\
\Definition of day
(Entry 1 of 4)
1a : the time of light between one night and the next
the shortest day of the year
b : daylight sense 1 woke up at the break of day
c : daytime sleeps during the day and works at night
2 astronomy : the period of rotation of a planet (such as earth) or a moon on its axis
the length of one day on Mars
3 : the mean solar day of 24 hours beginning at midnight by mean time open seven days a week the first day of every month Take one pill two times a day.
4 : a specified day or date
their wedding day the day of her birth
5 : a specified time or period : age in grandfather's day —often used in pluralthe old daysthe days of sailing ships
6 : the conflict or contention of the day
played hard and won the day
7 : the time established by usage or law for work, school, or business
starts his day with a cup of coffee after a long day at school We have a busy day tomorrow.
day after day day in, day out
: for an indefinite or seemingly endless number of days
wore the same pants day after day
: for an indefinite number of successive days
does the same thing at work day in, day out
Day
biographical name (1)\ ˈdā \
\Definition of Day (Entry 2 of 4)
Clarence Shepard, Jr. 1874–1935 American author
Day
biographical name (2)Definition of Day (Entry 3 of 4)
Thomas 1748–1789 English author
Day
biographical name (3)Definition of Day (Entry 4 of 4)
William Rufus 1849–1923 American statesman and jurist
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Examples of day in a Sentence
Noun
We're open seven days a week, 365 days a year.
Payment is due on the first day of every month.
“What day of the week is the 28th?” “It's a Friday.”
He spent five days in the hospital.
She left on Thursday and came back four days later.
That was the happiest day of my life.
Parenthood gets better every day.
The office is closed for the day.
She works eight hours a day.
It costs 10 dollars a day to park there.
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Recent Examples on the Web: Noun That even includes Baltimore’s day for the dogs last Tuesday, when they got pasted by the Dodgers—a loss made up for by all the great pups.
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Jon Tayler, SI.com, "37 MLB Players Destined to Become 'Guys' Who Will Be Remembered," 17 Sep. 2019 Despite the loss, Wilde Lake goalie Logan Bitner-Parish had a solid day in the goal.
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Jacob Calvin Meyer, baltimoresun.com, "Second-half goals lift Atholton field hockey over Wilde Lake," 17 Sep. 2019 The hint of an impending change surfaced Monday and a day later, Shurmur benched the man who has been the face of the organization for the past 15-plus years.
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NBC News, "New York Giants bench Eli Manning, name Daniel Jones starting quarterback," 17 Sep. 2019 Since then, the three buildings have remained open to visitors, with sunny days being the best time to visit.
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Jennifer Nalewicki, Smithsonian, "From Bottles to Newspapers, These Five Homes Were Built Using Everyday Objects," 17 Sep. 2019 Delaware Senator Chris Coons sent a letter to the FBI informing them of the allegation — an account from Kavanaugh's Yale classmate Max Stier — last October, just days before Kavanuagh was confirmed by the Senate.
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Emily Tillett, CBS News, "Congresswoman Ayanna Pressley to file Brett Kavanaugh impeachment resolution," 17 Sep. 2019 The Cougars open 19-6A play in Week 5, one day after the Timberwolves begin 11-5A DI action.
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Jack Marrion, Houston Chronicle, "Cinco Ranch football hits the road for non-district finale against Cedar Park," 17 Sep. 2019 The document notes that geese, swans and common eiders might benefit from longer summers and more ice-free days.
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Adam Aton, Scientific American, "Drilling Could Cause Extinctions in Alaskan Refuge, Government Plan Says," 16 Sep. 2019 And while young children are increasingly showing interest in joining demonstrations, elementary school students, as on ordinary school days, are not allowed to leave school without a caretaker, which will limit the number who can take part.
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Anne Barnard, New York Times, "Climate Strike N.Y.C.: 1.1 Million Can Skip School for Protest," 16 Sep. 2019
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'day.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for day
day
nounEnglish Language Learners Definition of day
: a period of 24 hours beginning at midnight : one of the seven time periods that make up a week
: the time of light between one night and the next : the part of the day when light from the sun can be seen
: the part of the day when people are usually most active and when most businesses are open
See the full definition for day in the English Language Learners Dictionary
day
noun\ ˈdā \
\Kids Definition of day
1 : the time between sunrise and sunset : daylight
2 : the time a planet or moon takes to make one turn on its axis
A day on earth lasts 24 hours.
3 : a period of 24 hours beginning at midnight
The offer expires in ten days.
4 : a specified day or date
Tuesday is Election Day.
5 : a particular time : age There was no Internet in your grandparent's day.
6 : the time set apart by custom or law for work
He works an eight-hour day.
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Time Traveler for day
The first known use of day was before the 12th century
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