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Synonyms

unregistered

British  
/ ʌnˈrɛdʒɪstəd /

adjective

  1. not registered

    driving an unregistered vehicle

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Explanation

Something that isn't recorded officially is unregistered. If your car is unregistered, you can't legally drive it. When you put something on an official list or enter it into a directory, you register it. Leaving it off such a list makes it unregistered. In some cases, this isn't a big deal — your puppy, being a lovable mixed-breed rather than a fancy purebred dog with the official paperwork to prove it, is unregistered. But when it comes to things you're required to register, like cars and guns for example, being unregistered is a real problem.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It has faced further US legal troubles, including being accused of selling assets that qualify as unregistered securities.

From Barron's ● Oct. 30, 2026

Zhang is charged in a criminal complaint with acting as an unregistered agent of a foreign government.

From Los Angeles Times ● Oct. 5, 2026

The FBI arrested California real-estate agent Wanying Zhang on charges of acting as an unregistered agent of China.

From The Wall Street Journal ● Oct. 5, 2026

The Blues admitted making £47m in secret payments to unregistered agents and third-parties over transfers between 2011 and 2018.

From BBC ● Sep. 10, 2026

“But the Ministry never knew that there used to be three unregistered Animagi running around Hogwarts.”

From "Harry Potter And The Prisoner Of Azkaban" by J.K. Rowling

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