Used to describe something that has been stitched; derived from the past participle of the verb "sew".
She admired the finely sewn seams of the handmade dress.
Elle admirait les coutures finement cousues de la robe faite main.
(past: sewed; pp: sewn (standard) / sewed (US, less formal))
She learned to sew her own clothes in fashion school.
Elle a appris à coudre ses propres vêtements à l'école de mode.