Knocker

Holmes had his hand upon the knocker, when the door opened and a grave young gentleman in black, with a very shiny hat, appeared on the step.

A law without a penalty is like a bell without a knocker.

Knockers in this part of the world seem intended for ornament only, — nobody seems to pay any attention to them when they’re used.

His tongue became a staircase, his uvula the knocker / Of an ornate wooden door that led me straight into my future

He was a loud knocker. Despite my usual timidity, after a bit I opened the door.

"I try to give everybody credit," declared the old man. "I am not a knocker. I am not too good for this world."

A good game needs color, lights, bells, gongs, and knockers, all to assure the player he is making progress[…]

To the consternation of those who believed that bookies were 'knockers' (defaulters), he paid his losses with alacrity […]

Lay down on that 'Tussin, I think I'ma snooze (Like, like what?) We keep knockers like this shit essential .22 long rifles, these bullets like pencils Homicide, bodies drop when we bend through

Last opper we caught had to pop 'em, shouldn't've left out his crib without knockers