›[I or T]to put information, especially the name of someone or something, on an official list or record: Bids may be registered 24 hours a day.to register a car/company/domain nameregister as sthInvestment advisers may need to register as brokers.In the UK, a business is required to register for VAT.register (sb/sth) with sthHedge-fund managers must register the commission under the terms of the 1940 Investment Advisers Act.
›[I or T]to record or show a measurement, an amount, etc.: The built-in telephone line has registered 50 calls daily.During the period under review, the company registered a 30% decline in gross profit.
›[T]COMMUNICATIONSwhen you register a letter or package, you send it by mail using a special service, so that it will be dealt with in a special way and not be lost: I'd like to register this parcel, please.a registered letter
›[T]to show your opinion or interest formally or officially: The engineering arm of the company is said to have registered an interest by the bid deadline.