hour meaning, hour definition | English Cobuild dictionary

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  ( hours    plural  )
1       n-count   An hour is a period of sixty minutes.  
They waited for about two hours..., I only slept about half an hour that night., ...a twenty-four hour strike...     
2       n-plural   People say that something takes or lasts hours to emphasize that it takes or lasts a very long time, or what seems like a very long time.,   (emphasis)    Getting there would take hours.     
3       n-sing   A clock that strikes the hour strikes when it is exactly one o'clock, two o'clock, and so on.  
the N  
4       n-sing   You can refer to a particular time or moment as a particular hour.  
LITERARY   with supp   (=time)  
...the hour of his execution...     
5       n-count   If you refer, for example, to someone's hourof need or hourof happiness, you are referring to the time in their life when they are or were experiencing that condition or feeling.  
LITERARY   with supp  
...the darkest hour of my professional life.     
6       n-plural   You can refer to the period of time during which something happens or operates each day as the hours during which it happens or operates.  
with supp  
...the hours of darkness..., Phone us on this number during office hours.     
7       n-plural   If you refer to the hours involved in a job, you are talking about how long you spend each week doing it and when you do it.  
I worked quite irregular hours...     
    eleventh hour  
    lunch hour  
    rush hour  
9    If you do something after hours, you do it outside normal business hours or the time when you are usually at work.  
after hours      phrase   PHR after v, PHR n  
...a local restaurant where steel workers unwind after hours...     
10    If you say that something happens at all hoursof the day or night, you disapprove of it happening at the time that it does or as often as it does.  
at all hours      phrase   PHR after v     (disapproval)    She didn't want her fourteen-year-old daughter coming home at all hours of the morning.     
11    If something happens in the early hours or in the small hours, it happens in the early morning after midnight.  
in the early hours/in the small hours      phrase  
Gibbs was arrested in the early hours of yesterday morning.     
12    If something happens on the hour, it happens every hour at, for example, nine o'clock, ten o'clock, and so on, and not at any number of minutes past an hour.  
on the hour      phrase   PHR after v  
13    Something that happens out of hours happens at a time that is not during the usual hours of business or work.  
  (mainly BRIT)  
out of hours      phrase   PHR after v, PHR n  
Teachers refused to run out of hours sports matches because they weren't being paid.     

credit hour        ( credit hours    plural  ) A credit hour is a credit that a school or college awards to students who have completed a course of study.  
  (AM)      n-count  
Now he needs only two credit hours to graduate.     
eleventh hour     
If someone does something atthe eleventh hour, they do it at the last possible moment.      n-sing   usu at the N, N n  
He postponed his trip at the eleventh hour., ...last night's eleventh hour agreement.     
happy hour        ( happy hours    plural  ) In a pub, happy hour is a period when drinks are sold more cheaply than usual to encourage people to come to the pub.      n-var  
kilowatt-hour        ( kilowatt-hours    plural  ) A kilowatt-hour is a unit of energy that is equal to the energy provided by a thousand watts in one hour.      n-count  
lunch hour        ( lunch hours    plural  ) Your lunch hour is the period in the middle of the day when you stop working, usually for one hour, in order to have a meal.      n-count   usu poss N  
man-hour        ( man-hours    plural  ) A man-hour is the average amount of work that one person can do in an hour. Man-hours are used to estimate how long jobs take, or how many people are needed to do a job in a particular time.      n-count   usu pl  
The restoration took almost 4,000 man-hours over four years.     
rush hour        ( rush hours    plural  ) , rush-hour   The rush hour is one of the periods of the day when most people are travelling to or from work.      n-count   also at/during N  
During the evening rush hour it was often solid with vehicles..., Try to avoid rush-hour traffic...     
Translation English Cobuild Collins Dictionary  

zero hour

appointed hour, crisis, moment of decision, moment of truth, turning point, vital moment  

English Collins Dictionary - English synonyms & Thesaurus  

Collaborative Dictionary     English Cobuild
a lengthy commercial (frequently of a half-hour or hour's duration) parading as information or a documentary, though not necessarily presented by a celebrity.
last days, hours or minutes of life
Medical term
a type of work that goes on 24 hours from 24 hours because the teams performing it are located in various time zones.
E.g: Some claim that follow-the-sun is a business failure. It can be used also as a verb (Our team follows the sun ) or as an adjective (We offer follow-the-sun business support) .
to steal something from a shop or a store during trading hours
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