his/her jacket
Elle lui a demandé d'enlever sa veste.
She asked him to take off his jacket.
Elles étaient dans le casier de Coulson, pas dans sa veste.
They were in Coulson's locker, not in his jacket.
— Avengers (2012)
La bannière lui rappelait ma mère avec sa veste rouge.
The banner reminded him of my mother in her red jacket.
— The Road Home (1999)
I found it in his jacket.
She gave him her jacket.
Et il remplit aussi les poches de sa veste, de son pantalon et de son gilet.
And he fills the pockets of his jacket, trousers, and waistcoat too.