ese loco

that crazy guy

→ ese
phrase Rare #40,187
that crazy guy Informal and potentially derogatory; loco is used as a noun here to refer to a man perceived as crazy, irrational, or troublesome.
SP: No le hagas caso a ese loco.
EN: Don't pay attention to that crazy guy.

A ese loco le gusta jugar solo.

That crazy guy likes to play alone.

— El hombre sin pasado (2010)

Ese loco me ha pegado.

That madman hit me.

— Una historia china de fantasmas (1987)

No sé cómo será el nuevo, pero no puede ser peor que ese loco con su grabadora.

I don't know what the new one will be like, but he can't be worse than that lunatic with his tape recorder.

— Amelie (2001)

Ese loco rompió la ventana.

That crazy guy broke the window.

Vamos, hombre, ve a hablar con ese loco.

Come on, man, go talk to that crazy guy.

— Ciudad de Dios (2002)

Solo quédese ahí, y cuando ese loco venga, le rompe la cara, ¿ok?

Just stay there, and when that crazy guy comes, beat his face in, okay?

— The Chaser (2008)