proofread Syllabification: (proof·read)Pronunciation: /ˈpro͞ofˌrēd/Translate proofread | into French | into Spanish Definition of proofread verb (past and past participle proofread /-ˌred/) [with object] read (printer’s proofs or other written or printed material) and mark any errors. Derivatives proofreader noun proofread in other Oxford dictionaries Definition of proofread in the British & World English dictionary