1. To refuse or decline to accept final modifications or adjustments to a project, document, or proposal
The client decided to turn down final changes to the website design.
O cliente decidiu rejeitar as alterações finais no design do website.
2. To decline final edits or revisions before completion or approval
She turned down final changes to the manuscript before publication.
Ela rejeitou as alterações finais no manuscrito antes da publicação.