The meaning of SECRET is kept from knowledge or view : hidden. How to use secret in a sentence.

Aren't you going to let me in on (= tell me) the secret? There's no secret (= everyone knows) about his homosexuality. She makes no secret of (= makes very clear) her dislike of her father. That restaurant …

SECRET definition: done, made, or conducted without the knowledge of others. See examples of secret used in a sentence.

Jan 3, 2026 · secret (countable and uncountable, plural secrets) (countable) A piece of knowledge that is hidden and intended to be kept hidden. [from late 14th c.] quotations

something that is or is kept secret, hidden, or concealed. a mystery: the secrets of nature. a reason or explanation not immediately or generally apparent. a method, formula, plan, etc., known only to the …

Definition of secret adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Something's secrets are the things about it which have never been fully explained. We have an opportunity now to really unlock the secrets of the universe.