son malos

they are bad

→ ser
phrase Rare #39,451
they are bad Depending on context, this can describe people or things as bad, or mean they are bad at doing something.
SP: Mis vecinos son malos para cocinar.
EN: My neighbors are bad at cooking.

Los zombis son malos.

Zombies are bad.

¿Y si los demás dragones son malos con él?

What if the other dragons are mean to him?

— Harry Potter y la piedra filosofal (2001)

Además son malos aquí.

They're also bad here.

— La Vida es Bella (1997)

Son malos para bucear.

They're bad for diving.

— Avatar: El camino del agua (2022)

No todos los elfos son malos.

Not all elves are bad.

Aunque, al parecer, son malos entre ellos.

Although, apparently, they are mean to each other.

— Arco (2025)

No son malos.

They aren't bad.

— Manon des sources (1986)

Son malos.

They are bad.