Hierro (en. Iron)

[ˈjɛrro]

Synonyms

Slang Meanings

It refers to a strong or brave person.
That guy is iron; he fears nothing.
Ese chico es de hierro, no le teme a nada.
Used to describe something very difficult to break.
This door is iron; no one can open it easily.
Esta puerta es de hierro, nadie puede abrirla fácilmente.