throw a monkey wrench into the works
/θɹəʊ eː ˈmʌŋki ˈɹɛnt͡ʃ ˈɪn.tu ðə wɜːks/
To disrupt or sabotage a plan.
“His sudden departure threw a monkey wrench into the works.”Add to my deck
/θɹəʊ eː ˈmʌŋki ˈɹɛnt͡ʃ ˈɪn.tu ðə wɜːks/
To disrupt or sabotage a plan.
“His sudden departure threw a monkey wrench into the works.”Add to my deck