unregistered

adjective

un·​reg·​is·​tered ˌən-ˈre-jə-stərd 

: not registered: such as

a

: not having entered one's name on a voting list

unregistered voters

b

: unrecorded or not filed in the place provided by law

an unregistered motor vehicle

c

: not recorded with or certified by an appropriate breeders' association

unregistered cattle

Synonyms of unregistered

• unlisted
• unrecorded
• undisclosed
• unidentified
• unspecified

Examples of unregistered in a Sentence

an unregistered car

Recent Examples on the Web

Christopher ‘Crany’ Laney, 37, used an unregistered drone to shuttle narcotics to a church parking lot in Lancaster. —Ruben Vives, Los Angeles Times, 22 Apr. 2026

Yet many individuals remain unregistered, often due to misconceptions or simply because the conversation has never happened. —Dr. Hiroshi Sogawa, Hartford Courant, 20 Apr. 2026

Operating an unregistered motor vehicle. —Flint McColgan, Boston Herald, 18 Apr. 2026

Human Rights Watch said authorities have taken sweeping steps to curb religious practice, including tearing down churches and crosses, blocking gatherings at unregistered churches and seizing religious materials not approved by the state. —Greg Wehner, FOXNews.com, 17 Apr. 2026

Word History

First Known Use

1603, in the meaning defined above

Rhymes for unregistered

• registered

Legal Definition

unregistered

adjective

un·​reg·​is·​tered

ˌən-ˈre-jə-stərd

: not registered

charged with operating an unregistered motor vehicle

see also unregistered security at security