The tin knockers finished the roof before the storm rolled in.

As it slunk through the alley, the cat's fur was black as Newgate's knocker.

The old map revealed areas where pork-knockers had once camped along the river, leaving behind rusted tools and empty food tins.

The pork-knocker trekked through the rainforest, hoping to find a rich vein before the rainy season began.

The pork knockers returned to the river with tales of a rich new seam.

The bar owner warned patrons to be careful because someone had been spiking drinks with knockout drops.

She accused the bartender of adding a knockout drop to her drink after she woke up in a stranger's apartment.

The team reported a successful knockin of the therapeutic cDNA at the targeted locus in the mouse genome.