during the day, esp regularly: he works days
WordReference Random House Learner's Dictionary of American English © 2025
day /deɪ/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- the time between sunrise and sunset:I work most of the day at the office and most of the night at home.
- the light of day;
daylight:In Tanzania the days are as long as the nights. - Astronomya division of time equal to 24 hours, from one midnight to the next:seven days in one week.
- Astronomya similar division of time for another planet:the Martian day.
- the portion of a day in which one works:put in an eight-hour day.
- a particular date, period, or time:in olden days; What day is her birthday?
- a time thought to provide benefit or opportunity:His day will come.
- Usually, days. period of life:His days are numbered.
- a particular period of time:In my day we called them motorcars.
- [ often: the + ~] the contest or battle going on at the moment:to win the day.
- Idioms call it a day, to stop working for the rest of the day:Let's call it a day; we've worked eighteen hours.
- Idioms day in, day out, every day without fail;
regularly. Also, day in and day out:Her constant nagging, day in and day out, is driving me crazy. - make someone's day, to make someone very happy or pleased:Seeing my kids smile just makes my day.
days
(dāz),USA pronunciation adv.
WordReference Random House Unabridged Dictionary of American English © 2025- in or during the day regularly:They slept days rather than nights.
- 1125–75; Middle English daies; see day, -s1
day
(dā),USA pronunciation n.
Day (dā),USA pronunciation n.
- the interval of light between two successive nights;
the time between sunrise and sunset:Since there was no artificial illumination, all activities hadto be carried on during the day. - the light of day;
daylight:The owl sleeps by day and feeds by night. - Astronomy
- Also called mean solar day. a division of time equal to 24 hours and representing the average length of the period during which the earth makes one rotation on its axis.
- Also called solar day. a division of time equal to the time elapsed between two consecutive returns of the same terrestrial meridian to the sun.
- Also called civil day. a division of time equal to 24 hours but reckoned from one midnight to the next. Cf. lunar day, sidereal day.
- Astronomyan analogous division of time for a planet other than the earth:the Martian day.
- the portion of a day allotted to work:an eight-hour day.
- a day on which something occurs:the day we met.
- (often cap.) a day assigned to a particular purpose or observance:New Year's Day.
- a time considered as propitious or opportune:His day will come.
- a day of contest or the contest itself:to win the day.
- Often, days. a particular time or period:the present day; in days of old.
- Usually, days. period of life or activity:His days are numbered.
- period of existence, power, or influence:in the day of the dinosaurs.
- Architecturelight1 (def. 19a).
- Idioms call it a day, to stop one's activity for the day or for the present;
quit temporarily:After rewriting the paper, she decided to call it a day. - Idioms day in, day out, every day without fail;
regularly:They endured the noise and dirt of the city day in, day out.Also, day in and day out.
- bef. 950; Middle English; Old English dæg; cognate with German Tag
Day (dā),USA pronunciation n.
- Biographical Dorothy, 1897–1980, U.S. Roman Catholic social activist, journalist, and publisher.
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'old days' also found in these entries (note: many are not synonyms or translations):