untrue

adjective

un·​true ˌən-ˈtrü 

1

: not faithful : disloyal

discovered his friends were untrue

untrue to one's duty

2

: not according with a standard of correctness : not level or exact

untrue doors

3

: not according with the facts : false

… led the witness almost immediately, in his deposition, into a demonstrably untrue answer

—Renata Adler

untruly

ˌən-ˈtrü-lē 

adverb

Synonyms of untrue

• erroneous
• inaccurate
• incorrect
• wrong
• false

Examples of untrue in a Sentence

He made untrue statements to the press.

Her lover had been untrue.

Recent Examples on the Web

Expect Legacy Holdings’ attorneys to argue the allegations of financial mismanagement are untrue and designed to badmouth Ishbia and pressure him to offer more to buy out Kisco and Kent Circle. —Michael McCann, Sportico.com, 25 Nov. 2025

The Ruling The claims that Greene first hired security following the president’s falling out and subsequent MAGA backlash is untrue. —Mandy Taheri, MSNBC Newsweek, 21 Nov. 2025

Morrible, who tells a completely untrue account of the show’s first act finale, announces that Fiyero and Glinda are engaged to calm a crowd worried about the Wicked Witch. —Nicole Fell, HollywoodReporter, 19 Nov. 2025

Alex has apparently not seen the series but has heard about it and says what viewers are watching is untrue, according to the statement. —Kc Baker, PEOPLE, 4 Nov. 2025

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Rhymes for untrue

• blew
• blue
• boo
• brew
• chew
• chou
• clue
• coo
• coup
• crew
• cue
• dew

Kids Definition

untrue

adjective

un·​true ˌən-ˈtrü 

ˈən-

1

: not faithful : disloyal

2

: not meeting a standard of correctness : not level or exact

3

: not agreeing with the facts : false

an untrue statement

untruly

-ˈtrü-lē 

adverb