To reveal or disclose (something secret) perfidiously or prejudicially; to divulge with breach of trust; to betray; = bewray, v. 3.

To divulge or reveal (secrets) prejudicially.

transitive. To disclose treacherously (something confidential); to reveal, betray (a secret). Also (and later chiefly): to be the agency or means by…

transitive (transferred). To reveal otherwise than by talking; to betray, bewray.

To reveal or disclose against one's will or intention the existence, identity, real character of (a person or thing desired to be kept secret).

transferred. Of a thing: To betray, ‘give away’, inform against.

transitive and intransitive. colloquial. To divulge (information); to blab. Obsolete.