drum out of (something)
To oust someone publicly, often amid scandal. A noun or pronoun can be used between "drum" and "out." The CEO was drummed out of the company once the papers started reporting on his embezzlement of company funds.
drum someone out of something
and drum someone outFig. to expel or send someone away from something, especially in a formal or public fashion. They drummed Bill out of the bridge club for having a bad attitude. The corps drums out a few cadets each year.