How to Use "knocker" with Example Sentences

1. He began to work on the knocker .

2. He banged on the doorbell impatiently , as if it was a door knocker thing .

3. The totem of the front door is the knocker , a mechanism which announces arrival and allows the visitor to engage with the building .

4. He used the knocker vigorously . Nothing happened . He banged away even harder .

5. Live cattle are referred to as " beef , " the animals as having " come in to die , " while the employee who must fire the bolt into each quaking cow 's skull is a " knocker . "