to drum sb out of sth
1.(expel from club, association)把某人从某处除名
Eventually he was drummed out of the diplomatic service.最终将他逐出外交部门。
2.【军,史】(dismiss from military service)把某人从(部队)除名
He is likely to face court martial and could even be drummed out of the Army.他可能会被送上军事法庭, 甚至被开除军籍。