untrue
Not true; not correct when you compare it with real facts.
Not in accordance with the facts or reality; false.
Not faithful or loyal to a person or to what you have promised.
Not loyal or faithful to a person, especially a romantic partner, or to a promise or duty.
Not straight or in the right line, especially when a wheel or similar part moves in a side-to-side way.
Not straight or correctly aligned, especially referring to a rotating part such as a wheel or rim that wobbles instead of turning evenly.
- 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.