To be necessary for (someone).
To befit, to suit.
To be in the best interest of; to benefit.
To be needful, meet or becoming.
To require of someone.
To claim a right to something.
To ask forcefully for information.
To request forcefully.
To issue a summons to court.
An urgent request.
The desire to purchase goods and services.
An order.
The amount of a good or service that consumers are willing to buy at a particular price.
A forceful claim for something.
A requirement.
More precisely peak demand or peak load, a measure of the maximum power load of a utility's customer over a short period of time; the power load integrated over a specified time interval.