la gran cosa

a big deal

→ el
phrase Rare #31,286
a big deal An idiomatic expression often used with no or ni to mean “not a big deal.” With creerse la gran cosa, it means to think one is very important or special.
SP: No te preocupes, no es la gran cosa.
EN: Don’t worry, it’s not a big deal.

No es la gran cosa, obviamente.

It’s obviously nothing special.

— Crazy Rich Asians (2018)

Cuál es la gran cosa de salir en televisión?

What's the big deal about being on TV?

Se creen la gran cosa.

They think they're all big.

No es la gran cosa.

It's not a big deal.

— Greenland: El último refugio (2020)

Se cree la gran cosa.

He thinks he’s a big deal.

Admito que la Casa Marrón en Munich no era la gran cosa entonces.

I admit that the Brown House in Munich wasn't much back then.

— Ha vuelto (2015)

Ella se cree la gran cosa.

She thinks she's all that.

Tom no cree que eso sea la gran cosa.

Tom doesn't think it's a big deal.

Le dije que no era la gran cosa, que era algo de nosotros nada más.

I told him it wasn't a big deal, that it was just something between us.

— Die My Love (2025)