The time period between 10 a.m. and 3 p.m. of a day. / (figuratively) Any easy job, especially one with a short working day.

Alternative spelling of bankers' hours

Rush hour. / (attributive, often hyphenated) Relating to peak periods in traffic and transportation.

Just before it is too late; in the nick of time; last-minute.

The number of credit hours a student takes in a semester, usually for a college or university to count towards a degree.

The hour after midnight, when witches and other supernatural beings were thought to be active, and to which bad luck was ascribed.

(time) fifteen minutes.

The regular times of day when a shop, office or similar is open to the public.

The fixed block of time during which an employee is expected to be at work; excludes flexitime and leave.

A time of day, usually in the afternoon or early evening, when a bar or pub offers its drinks at a discounted price.