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To strike and dent or damage something. That accident bashed in the door of my car. The vandals bashed in the door and then spray painted it.
bash something in
to crush something inward or to the inside. Don't bash the door in! It sounds like someone is bashing in the door.
1. To break or smash a hole in something: The robber bashed in the window with a crowbar. When I slipped, I fell against the door and bashed it in.
2. To strike a strong blow to something, causing it to penetrate a hard substance or surface: I didn't have a hammer, so I placed the nail over the wood and bashed it in with a wrench.
3. To make some indentation or hole in something by hitting it suddenly: I was so angry that I kicked the car and bashed a dent in it.