untrue
not true; false
Not true; not correct when you compare it with real facts.
[statement/claim/belief] is untrue
- The company insists that the reports of a data breach are untrue.
- He later admitted that his earlier comments about the mayor were untrue.
- Several experts have said that the claims in the video are simply untrue.
- The article was pulled after the newspaper realized parts of the story were untrue.
- His story was untrue, and he knew it.
- The rumor about her losing her job is untrue.
- She said the joke was funny but that would be untrue.
- The news report was untrue and caused a lot of fear.
not faithful; unloyal
Not faithful or loyal to a person or to what you have promised.
[someone] is untrue to [someone/something]
- He felt terrible for being untrue to his wife while he was away on business.
- By hiding the results, the scientist was untrue to the basic principles of honesty in research.
- The film is untrue to the spirit of the original novel, changing the main character completely.
- She refused to be untrue to her values just to keep her job.
- He was untrue to his girlfriend, and their relationship ended.
- She did not want to be untrue to her best friend.
- They said the movie was untrue to the book.
- He felt he was untrue to himself when he lied.
not straight; mechanically off
Not straight or in the right line, especially when a wheel or similar part moves in a side-to-side way.
[mechanical part] is untrue
- After the crash, the front wheel of the bike was badly untrue and rubbed against the brake pads.
- The mechanic said the rim was untrue and needed to be straightened before the race.
- If the disc is untrue, the whole machine will vibrate at high speed.
- My bicycle wheel is untrue and it shakes.
- The rim became untrue after I hit a rock.
- He fixed the untrue wheel in his small workshop.
- Base: untrue
be untrue to [someone]
1be romantically unfaithful
To cheat on your boyfriend, girlfriend, husband, or wife by having a romantic or sexual relationship with another person.
- He had been untrue to his wife for years before she found out.
- She promised never to be untrue to him again after the affair.
be untrue to [something]
1not follow values or style
To behave in a way that does not match your usual character, beliefs, style, or promises.
- The new policy is untrue to the company’s original mission.
- Many fans felt the sequel was untrue to the spirit of the first movie.
prove [something] untrue
1show that something is false
To show by using facts or evidence that a statement, rumor, or idea is not true.
- The investigation proved the allegations untrue.
- New research has proved many of these fears untrue.
untrue to life
1not realistic; not lifelike
Not realistic; not showing people, events, or details in a way that is close to real life.
- Critics said the courtroom scenes were untrue to life.
- The dialogue sounds untrue to life and very unnatural.