drum in

drum in

To teach something (to someone) through repetition. A noun or pronoun can be used between "drill" and "in." The teacher tried drumming in the material before the state exams, but he was still concerned that the students weren't getting it. You never listen to what I'm telling you! Do I have to drum it in to you, or what?
See also: drum
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
See also:
References in periodicals archive ?
What would my fellow drummers make of me, a middle-aged white woman who, however musical, had never been near a drum in her life?
Welex currently makes that drum in one size of 40 in.