off-the-record adjective 2adverb 2off the record prepositional phrase 2 adjective2 •Unofficial. •Secret; clandestine. adverb2 •Unofficially. •Secretly, in secret, clandestinely. off the record prepositional phrase2 •Not for publication.RAIL spoke to many people in the course of our investigation - all off-the-record^([sic]), as no one wished to be quoted. — 2025 •Unofficial.