t'es con

you're stupid

→ te
phrase Rare #25,419
you're stupid Informal and insulting. T'es is a contraction of tu es. Con is masculine; the feminine form is conne, as in T'es conne ou quoi !
FR: Arrête de faire ça, t'es con !
EN: Stop doing that, you're stupid!

T'es con, toi.

You're an idiot.

— Grave (2017)

T'es con de quitter cet appartement.

You're an idiot for leaving this apartment.

— Dossier 137 (2025)

Pacha, t'es con ou quoi?

Pacha, are you an idiot or what?

— Léviathan (2014)

T'es con.

You're an idiot.

— Intouchables (2011)

Mais t'es con ou quoi?

Are you stupid or what?

T'es con ou quoi?

Are you stupid or something?

— Les Affranchis (1990)

Que t'es con!

You’re such an idiot!

— Sympathy for Mister Vengeance (2002)

T'es con!

You're an idiot!

— Les Affranchis (1990)

T'es con à ce point?

Are you really that stupid?

— Whiplash (2014)

T'es con de lâcher cet appartement.

You're an idiot for giving up this apartment.

— Dossier 137 (2025)