bash in
Verb
Meaning
(informal, transitive) To break or dent badly by hitting violently.
We got home to find that someone had bashed in the door.
(informal, transitive) To injure (someone) with violent blows.
Careful, or I'll bash your face in!
Synonyms
Examples
It's not enough to bash in heads. You've got to bash in minds.
Tell the truth, and people will bash in your head.