From Longman Dictionary of Contemporary Englishstand or fall by/on somethingstand or fall by/on somethingDEPEND/IT DEPENDSto depend on something for success The case against him will stand or fall on its own merits. → stand
Examples from the Corpus
stand or fall by/on something• Their case would stand or fall on her reliability.• Mr Karimov knows that he will stand or fall on his ability to stave off economic collapse.• The success of the new News at Ten will stand or fall on his relationship with the seven million plus viewers.• But the argument must stand or fall on its merits.• It seems that this is a case that will stand or fall on its own particular facts.• For the government, acceptance of central planning did not stand or fall on the issue of nationalisation.• The storyline was always going to stand or fall by the performance of Tim Guinee as Lazar.• The school has an outstanding and deserved reputation, which will stand or fall by the testimony of its pupils. 