The act of registering another company's trademark as your own domain name, presumably with the intent to sell the domain name to the trademark owner at a substantial profit.

Other terms have been applied to the same behavior, such as cyberpirating and domain name hijacking.

Former President Clinton signed a bill on November 29, 1999 that amended the Trademark Act, and provided a clear cause of action against cybersquatters and reverse domain name hijackers.