From Longman Dictionary of Contemporary Englishup to scratchup to scratchBritish English informalGOOD ENOUGH# good enough for a particular standard Some of this work isn’t up to scratch.bring/get something up to scratch We spent thousands of pounds getting the house up to scratch. → scratch
Examples from the Corpus
up to scratch• A growing number of workers are put on short-term contracts which are renewed only if their work is up to scratch.• So do feel free to change anything that strikes you as not up to scratch.• The couple told stunned housing officials that the three-bedroom flat simply was not up to scratch for their needs.• His grammar and accent were not up to scratch, and he kept running to the airport.• That today's pop culture isn't up to scratch? 