verb/tɔʁ.ʃe/
to wipe with a cloth to remove dirt; to flare (to burn off excess gas at a petroleum drilling site); to churn out; not to care, not to give a fuck; to be drunk
“Torcher les assiettes.” — To wipe the plates.
Synonyms: bâcler
From torche + -er. The vulgar sense is from the notion of wiping one's posterior after defecating.