verb.
To expose a deception.
verb.
To accuse; malign; speak evil of.
verb.
To reveal; divulge; make known; declare; inform.
verb.
To expose a person, rat someone out.
verb.
To divulge a secret.
verb.
To disclose or reveal (usually with reference to a person's identity or true character) perfidiously, prejudicially, or to one's discredit or harm; betray; expose.
verb.
To reveal or disclose unintentionally or incidentally; show the presence or true character of; show or make visible.