unmarked

adjective

un·​marked ˌən-ˈmärkt 

: not marked: such as

a

: not having an identifying mark or distinctive notation

"I want five thousand dollars in unmarked singles."

—Ed McBain

… an unmarked storefront on Melrose Avenue.

—Gerri Hirshey

an unmarked grave

an unmarked police car

b

of a road : not having a marker giving a street name or route number

… an unmarked, graveled road running parallel with the levee.

—American Guide Series: Louisiana

c

: not noticed : unobserved

To let the death of such a man go unmarked would be, for one offense, to slight ourselves.

—Stanley Kauffman

d

: not characterized

wrote political articles unmarked by a regard for truth

The Christmas season passed, unmarked by any rejoicing.

—Elizabeth George Speare

Examples of unmarked in a Sentence

Recent Examples on the Web

The lawsuit says Pickles was driving in an apartment complex one morning when officers in an unmarked car tried to pull him over. —Julia Marnin, Miami Herald, 17 Feb. 2025

When they are found, the group uses a bullhorn to announce their presence to the community and distributes flyers showing their unmarked cars to alert neighbors. —Rachel Uranga, Los Angeles Times, 13 Feb. 2025

Sutton, driving an unmarked police car, along with other officers and Zabavsky in a marked vehicle, engaged in a high-speed chase that violated police department policies and training. —Raul A. Reyes, Newsweek, 23 Jan. 2025

But 59 years later, the site where Huey was killed is unmarked. —Erik Wallenberg, Chicago Tribune, 19 Jan. 2025

Word History

First Known Use

15th century, in the meaning defined above