Meaning of day In English

• 0 a period of 24 hours, especially from twelve o'clock one night to twelve o'clock the next night:

  • January has 31 days.

  • the days of the week

  • He runs five miles every day.

  • It took us almost a day to get here.

  • I saw him the day before yesterday.

  • We leave the day after tomorrow.

  • He was last seen alive five days ago.

  • They haven't been seen for days (= for several days).

  • I'll be seeing Pat in a few days/in a few days' time.

  • How's your day been? (= Have you enjoyed today?)

  • Have a nice day!

  • I must get some sleep - I've got a big day (= an important day) tomorrow.

  • a bright sunny day

  • It rained all day.

  • These animals sleep during the day and hunt at night.

  • a normal working day

  • I work a seven-hour day.

  • We're having to work a six-day week to cope with demand.

  • I won't be in on Thursday - it's my day off.

  • She's taking three days off next week.

  • Didn't I see you in the post office the other day?

  • Vegetarianism is very popular these days.

  • In those days people used to write a lot more letters.

  • The baby's due any day now.

  • I prefer travelling by day.

  • The same problems keep coming up day after day.

  • You can hear the traffic from your room day and night.

  • Day by day he became weaker.

  • The symptoms of the disease change from day to day.

  • I never know what I’ll be doing from one day to the next.

  • How did people communicate in the days before email?

  • To this day nobody knows what happened to him.

• 1 a period of 24 hours, esp. from 12 o’clock one night to 12 o’clock the next night, or the part of this period after the sun rises but before it goes down, when there is light:

  • My husband picks up our son every day after school.

  • In summer the days are longer and we have cookouts in the backyard.

  • We leave on vacation the day after tomorrow.

  • He’s been working 12-hour days this week.

  • In those days (= that period in history), people had large families.