read (one) out of (something)
To force someone to leave a group or organization through an official proclamation. They've tried reading me out of the board, but the rules dictate that they need to be unanimous, and John still won't vote against me. Members read Marty out of the business club after allegations of abuse surfaced against him.
read someone out of something
to expel someone from an organization, such as a political party. Because of her statement, they read her out of the party. The officers tried to read me out of the society, but they didn't succeed.
read out of
Expel from a group by proclamation, as in After he was convicted for embezzling their funds, the members read him out of the investment club . [First half of 1800s]
read out of
To expel by proclamation from a social, political, or other group: was read out of the secretariat after the embarrassing incident.