Definition from Wiktionary, the free dictionary
blue-pencil (third-person singular simple present blue-pencils, present participle (UK) blue-pencilling or (US) blue-penciling, simple past and past participle (UK) blue-pencilled or (US) blue-penciled)
- (transitive) To edit, especially to censor, written documents.
- (politics, slang) To use a line-item veto.
to edit written documents
use a line-item veto