Since it is slang, you can reply in kind:
| Element | Standard French | Meaning & Connotation | | :--- | :--- | :--- | | | La | Definite article. Specifies a singular, identifiable female subject. | | Mature | Mûre (fem.) | Borrowed from English “mature.” In slang, it refers to a woman typically aged 35+, or a younger woman who displays “grown-up” qualities (financial independence, emotional control, experience). Contrasts with: Jeune/jeunette (naive, inexperienced). | | Elle | Elle | Personal pronoun. Adds emphasis (dislocation: la mature, elle... ). Highlights the subject as distinct from others. | | Assure | Assure (3rd pers. sing.) | From assurer (to insure/secure). In slang, it means to be effective, to be of high quality, to perform excellently. Synonyms: déchire, gère, envoie du lourd. | la mature elle assure
Alors, la prochaine fois que quelqu’un te demandera ton âge, réponds avec un sourire en coin : "Assez pour savoir que j’assure." Since it is slang, you can reply in
It doesn't mean flashy. It doesn't mean loud. It doesn't mean desperately trying to blend in with a generation that speaks a different cultural shorthand. Contrasts with: Jeune/jeunette (naive, inexperienced)
Dans le monde professionnel, le vent tourne. On réalise que l’expertise et le calme des profils matures sont indispensables.