a time at which a product was at its maximum demand and had its most ever sales
2. electronics
a time at which the demand and supply of electricity reaches its maximum level
Examples of 'peak demand' in a sentence
peak demand
He said that the group had been forced to fly out new engines to resorts and charter replacement aircraft at a time of peak demand.
Times, Sunday Times (2010)
The emergency call asked power companies to bring on extra capacity as the margin of available supply over potential peak demand was becoming worryingly thin.