hournoun
uk/aʊər/us/aʊr/A1 [ C ] a period of 60 minutes:
The exam lasted an hour and a half.
There are 24 hours in a day.
How many hours' sleep do you need?
I'll be back in an hour's/two hours' time (= after one/two hours).
My hometown is an hour from Houston/an hour away (= it takes an hour to travel there).
He gets paid by the hour (= gets a particular amount of money for each hour he works).
Trains leave every hour on the hour (= at exactly one o'clock, two o'clock, etc.).
Buses leave at ten minutes past/to the hour (= at ten past/to one o'clock, two o'clock, etc.).
formal War was declared at eighteen hundred hours/18.00 hours (= at six o'clock in the evening).
[ C usually plural ] the period of time when a particular activity happens or when a shop or public building is open:
I try to spend my lunch hour walking.
office/working hours
Our opening hours are from 8.00 to 6.00.
C2 [ C ] a particular time during the day or night:
Who could be calling us at this unearthly/ungodly hour (= so late at night)?
He returned in the early/small hours (= at night, after midnight).
work long, regular, unsocial, etc. hours
used to describe how many hours in the day you work or what part of the day you work:
She's a nurse so she often works unsocial hours.
He's paid well but he works long hours.
for hours (and hours) B1 informal
for a very long time:
I waited for him for hours.
at all hours (of the day and night) C1 disapproving
repeatedly during the day and the night:
They keep calling me at all hours (of the day and night).
More examples
- She walks the dog for an hour every afternoon.
- The trip from York to Newcastle takes about an hour by train.
- We had to queue for three hours to get in.
- All the new toys kept the kids occupied for hours.
- As a teacher you could expect to be paid anywhere between £7 and £15 per hour.
Thesaurus: synonyms and related words
Specific periods of time
- around-the-clock
- British Summer Time
- BST
- calendar month
- daylight saving time
- depth
- generation
- hundred
- Jurassic
- lunar month
- microsecond
- midpoint
- Midsummer's Day
- Q, q
- quarter
- Quaternary
- response time
- s
- sec
- trimester
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You can also find related words, phrases, and synonyms in the topics:
Days & times of day
Points in time
Working hours
Continue & last
Continually & repeatedly
Idiom(s)
after hours
hour after hour
your hour has come
(from) hour to hour
in sb's hour of need
out of hours
until all hours