c'est son

it's his

→ ce
phrase Very common #1,761
it's his Son is a possessive adjective meaning “his,” “her,” or sometimes “its.” It is used before masculine singular nouns or before feminine singular nouns beginning with a vowel or silent h.
FR: C'est son livre.
EN: It's his book.

C'est son jour de paye !

It's payday!

— The Garden of Sinners, film 5 : Spirale contradictoire (2008)

C'est son jour de chance.

It's his lucky day.

C'est son premier jour à Wall Street.

It's his first day on Wall Street.

— Le Loup de Wall Street (2013)

S'il veut se faire arrêter, c'est son droit.

If he wants to get himself arrested, that's his right.

— Paddington 2 (2017)

C'est son seul enfant.

He/She is her/his only child.

C'est son sale petit secret.

It's his dirty little secret.

C'est son choix.

It's his choice.

Faire semblant d'être surpris, c'est son truc.

Pretending to be surprised is kind of his thing.

C'est son jour de repos.

It's his day off.

— Blade Runner 2049 (2017)

C'est son jeudi.

It's his Thursday.

— Mommy (2014)

C'est son émission maintenant.

It's her show now.

— Running Man (2025)

C'est son Ordre qui a écrit ça !

It was his Order that wrote that!

— Dune : Deuxième partie (2024)

C'est son sens de l'humour.

It's his sense of humor.

C'est son jour de sortie.

It’s their release day.

— Le Salaire de la peur (1953)

C'est son tableau préféré, son tableau porte-bonheur.

It's his favorite painting, his lucky painting.

C'est son mode opératoire, mec.

That's his modus operandi, man.

— Crime 101 (2026)

C'est son sandwich.

It's his sandwich.

— Intouchables (2011)

C'est son coeur.

It's his heart.

C'est son problème, pas le mien.

It's his problem, not mine.

C'est son quartier.

This is his neighborhood.

— Le Frère 2 (2000)

C'est son tabac.

That's his tobacco shop.

— Le Bon, la Brute et le Truand (1966)

C'est son premier jour.

It's his first day.

C'est son surnom.

That's his nickname.

C'est son cadeau d'anniversaire.

It's his birthday present.

— Le Sacrifice (1986)

C'est son truc.

That's his thing.

— 2046 (2004)

C'est son jour de congé.

It's his day off.

— Chungking Express (1994)

C'est son dernier souhait, après tout.

It's their last wish, after all.

— Sacrifices of War (2011)

C'est son habitude de jouer les victimes.

It’s typical of him/her to play the victim.

C'est son entrepôt.

It's his warehouse.

— La vie est belle (1997)

C'est son train qui passe sous le pont Neckermann.

It’s his train that passes under the Neckermann Bridge.

— Les Diaboliques (1955)

C'est son mode opératoire.

This is his modus operandi.

— Avengers (2012)

C'est son restaurant ?

Is it his restaurant?

— Volver (2006)

C'est son fonds de commerce.

That's his business.

— Caché (2005)

C'est son tour.

It's his turn.

C'est son cahier.

It's his notebook.

— Tout sur ma mère (1999)

Pour lui, c'est son parking.

To him, it’s his parking spot.

— Intouchables (2011)

C'est son anniv.

It's their birthday.

— Victoria (2015)

Il part toujours en dernier, c'est son habitude.

He always leaves last, it's his habit.

C'est son envie basique.

It's his basic desire.

— Irreversible (2002)

Ils lui font croire que c'est son pote qui va se faire piéger.

They make him think his buddy is the one who’s going to get caught.

— La Haine (1995)

C'est son habitude, non ?

That's his/her usual habit, isn't it?

— Le Cinquième Élément (1997)

C'est son odeur, si les odeurs existent.

It's his scent, if scents exist.

— Matrix (1999)

C'est son délai d'adaptation.

That’s his adjustment period.

— Le Cinquième Élément (1997)

C'est son droit.

It's his right.

C'est son gagne-pain.

It's his livelihood.

C'est son foutu bébé.

It's his damn baby.

— Marty Supreme (2025)

Ce que j'aime le plus chez elle, c'est son optimisme.

What I like most about her is her optimism.

— Romance de bureau (1977)

J'avoue même que c'est son intention.

I even admit that that's what he intends.

C'est son affaire.

It's his business.

— De tout cœur (1998)

C'est son tatouage qui a déclenché ça en moi.

It was his tattoo that stirred something in me.

— Full River Red (2023)

C'est son poumon qui est infecté, non ?

It’s his lung that’s infected, right?

— The Big Sick (2017)