bash in

verb

(informal, transitive) To break or dent badly by hitting violently. / (informal, transitive) To injure (someone) with violent blows.

I love to bash in the weekends.

意味（1）

(informal, transitive) To break or dent badly by hitting violently.

We got home to find that someone had bashed in the door.

意味（2）

(informal, transitive) To injure (someone) with violent blows.

Careful, or I'll bash your face in!