1- When the metal iron appears in dreams, it usually represents our strengths and determination. It can also signify the rigidity of our emotions or beliefs. We should consider being more flexible.
2- When we dream of using an clothes iron we are attempting to make ourselves more presentable to the outside world. We may also be trying to ‘smooth things over’.
3- Iron in a dream can signify the part of ourselves which requires discipline. Before being tempered by fire and made into hard steel, iron requires protecting against corrosion. It is this quality of protection against spiritual ‘corrosion’ that needs to be dealt with so we can progress.... Ten Thousand Dream Dictionary
Tiron usually symbolizes power. In a dream it can signify the part of ourselves that is capable of discipline – an iron will. However, before being tempered by fire (life’s challenges) and made into hard steel, iron requires protecting against corrosion. It is this quality of the development of protection against spiritual ‘corrosion’ (eating away) that needs to be dealt with so we can progress.... Dream Meanings of Versatile
(Corrosion; Oxidize; Smut) In a dream, rust or corrosion represents an ostentatious and an affectatious person who displays piety and devotion during the day and contempt during the darkness of the night. It also could represent a thief, a highway robber, or a weak, tardy and negligent person, or a person who hoards money and likes to live alone. s... Islamic Dream Interpretation
Particularly in women’s dreams, fear of sexuality. In the case of men, it is partly an expression of fear of the weapons of women. Fear of war.
A weapon in a dream also symbolizes internal poison or corrosion. According to Freud and most of depth psychology, it is a symbol of masculine sexuality, since bullets penetrate the body. Today, this dream image is less relevant, because weapons so often totally destroy the body. This expands on Freud’s interpretation, which sees it as an interesting tension between creating a body (sexuality) and destroying a body (modern weaponry).... Little Giant Encyclopedia