give the lie to something
to show that something is untrue

[TahlilGaran] Dictionary of Contemporary English ▲

give the lie to
give the lie to (something)
[formal]
to show that something is not true.
The high incidence of cancer in the region surely gives the lie to official assurances that the factory is safe.

[TahlilGaran] English Idioms Dictionary ▲

give the lie to something
give the lie to (something)
[formal]
to show that something is not true.
The high incidence of cancer in the region surely gives the lie to official assurances that the factory is safe.

[TahlilGaran] English Idioms Dictionary ▲

give the lie to
v. phr., literary
1. To call (someone) a liar.
The police gave the lie to the man who said that he had been at home during the robbery.
2. To show (something) to be false; prove untrue.
The boy's dirty face gave the lie to his answer that he had washed.

[TahlilGaran] English Idioms Dictionary ▲