This is the 12011th most frequent French word.
torchon
"Torchon" in English means "dish towel" or "rag."
The word 'torchon' refers to a dishcloth or tea towel, typically used in the kitchen for drying dishes.
J'ai utilisé un torchon pour essuyer la vaisselle.
I used a dishcloth to dry the dishes.
The word 'torchon' here is used to describe an old, worn-out cloth, often considered a 'rag'.
Ce vieux torchon ne sert plus à rien, il faut le jeter.
This old rag is useless now; we need to throw it away.
'Torchon' is figuratively used in this sentence to describe something poorly made or worthless, such as a badly written manuscript.