Definitions for "Iron Man"
a strong man of exceptional physical endurance
A type of play where characters play with what they just happen to find outside of town. While there are varying rules for iron man games depending on those involved, generally speaking, iron man players cannot buy anything, gamble, receive healing in town, or repair equipment.
"Iron Man" is a signature song of Birmingham heavy metal pioneers Black Sabbath. It was first released on their sophomore album Paranoid (1970) and later included on their initial greatest hits compilation We Sold Our Soul for Rock 'n' Roll (1976), as well as all subsequent greatest hits compilations.