The two consecutive half-hour periods of a day in which the largest number of calls/contacts are offered. .

The hour of the day when the traffic carried on a network is the highest.

The hour of the day (or week, or month, etc.) during which the telephone system carries the most amount of traffic (calls). All networks are designed with the busy hour traffic in mind.

Busy hour traffic requirement for network planning. The Busy Hour is the peak 60-minute period during a business day when the largest volume of traffic is handled by a network

An uninterrupted 60-minute period during which the average volume of telecommunications traffic is at its maximum.

A telephone traffic engineering term, referring to the hour of time in which a trunk group carries the most traffic during the day. The average busy hour reflects the average over a period of days, such as two weeks. Busy Hour has little use for incoming call centres, which require more specific resource calculation methodologies.

The one-hour period in a 24-hour day when the communication traffic is the heaviest.

Busy hour: In a communications system, the sliding 60-minute period during which occurs the maximum total traffic load in a given 24-hour period.