on sait que

we know that

→ on
phrase Uncommon #12,724
we know that The pronoun “on” commonly means “we” in everyday French, but it can also mean “people” or “one” depending on context. “Que” introduces the clause that follows.
FR: On sait que tu as raison.
EN: We know that you're right.

Natasha est une fille géniale et on sait que tu tiens à elle.

Natasha is a great girl, and we know you care about her.

— On ne vit qu'une seule fois (2011)

On sait que tu le sais.

We know that you know it.

— Avatar : La Voie de l'eau (2022)

On sait que tu es des nôtres.

We know you're one of us.

Parce qu'on sait que c'est dur.

Because we know it’s hard.

— Apocalypse Now (1979)

On sait que la route sera longue.

We know it will be a long road.

On sait que c'est toi.

We know it's you.

On sait que vous êtes là.

We know you're here.

— Femmes au bord de la crise de nerfs (1988)

Comment on sait que le câlin est terminé?

How do we know when the hug is over?

— Projet Dernière Chance (2026)

On sait que tu es végétarienne.

We know that you're vegetarian.

On sait que t'es là!

We know you're there!

— Malcolm X (1992)

On sait que c'est vous.

We know it's you.

Comment on sait que t'es pas un flic?

How do we know you're not a cop?

— Presque Célèbre (2000)

On sait que tu l'as, putain, où il est?

We know you've got it, for fuck's sake—where is it?

— Mother (2009)

On sait que tu es Tom.

We know that you're Tom.

Mais on sait que vous n'avez pas beaucoup d'argent.

But we know that you don't have much money.

— Le Frère 2 (2000)

On sait que dans de telles circonstances, tu aimes te cacher aux toilettes.

We know that in such circumstances, you like to hide in the bathroom.

— Good Bye Lenin! (2003)

On sait que c'est toi qui as cassé la fenêtre.

We know that you’re the one who broke the window.