English Dictionary

put one's money where one's mouth is

verb

To make or take a bet. / (idiomatic) To take an obvious stake in the truth of a claim that one is making.

He always talks about starting his own business, but he never puts his money where his mouth is.

意味（1）

To make or take a bet.

意味（2）

(idiomatic) To take an obvious stake in the truth of a claim that one is making.

The scientists are right to be extremely cautious about interpreting these findings, said Jim Al-Khalili, a physicist from the University of Surrey, who suggested that a simple error in the measurement is probably the source of all the fuss...So let me put my money where my mouth is: if the Cern experiment proves to be correct and neutrinos have broken the speed of light, I will eat my boxer shorts on live TV.