put the lie to (something)

put the lie to (something)

To refute or counter something; to show something to be incorrect or false. Her dejected demeanor put the lie to her statement that she was doing great. I have evidence putting lie to the president's claims that he never violated the tax code as a private citizen.
See also: lie, put
Farlex Dictionary of Idioms.

put the lie to

To show to be false or inaccurate.
See also: lie, put
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • a straw will show which way the wind blows
  • a fast talker
  • a/the feel of (something)
  • (I) wouldn't (do something) if I were you
  • a crack at (someone or something)
  • all right
  • (you) wanna make something of it?
  • all for the best
  • a thing of the past
  • a slew of (something)