What is the meaning of Ironed?

simple past and past participle of iron

Proivided with, or strengthened by, iron; shod with iron.

Made of iron.

That has been put in irons; shackled.

That has been pressed or smoothed with a hot iron; pressed.

(Of hair) Treated as with a hair iron; curled with a curling iron, or straightened with a straightening-iron or with electric straighteners.

Source: wiktionary.org