Spanish: Es Harina De Otro Costal.

Type: Expression

Literal Meaning: That's flour from another sack.

Meaning: That’s something else entirely.

Sí, vamos al cine. Pero que pasemos la fin de semana juntos en tu casa de campo es harina de otro costal. (Yes, let’s go to the movies. But spending the weekend together at your country house is something else entirely.)