put your money where your mouth is

US /pʊt jʊər ˈmʌn.i wɛr jʊər maʊθ ɪz/
UK /pʊt jʊər ˈmʌn.i wɛr jʊər maʊθ ɪz/
"put your money where your mouth is" picture
1.

sözünü tutmak, lafı icraata dökmek

to prove your claims or intentions by actions, especially by spending money

:
If you really believe in that startup, then put your money where your mouth is and invest in it.
Eğer o girişime gerçekten inanıyorsan, o zaman sözünü tut ve ona yatırım yap.
He always talks about helping the poor, but he never actually puts his money where his mouth is.
Hep fakirlere yardım etmekten bahseder ama asla sözünü tutmaz.