“Just pour some hot water on the crease and smooth it with an iron.”
“The joints are thoroughly cleaned and soldering is carried out with the soldering iron.”
“He had not enough iron in his temperament for this new sphere.”
irony
A statement that, when taken in context, may actually mean something different from, or the opposite of, what is written literally; the use of words expressing something other than their literal intention, often in a humorous context.[1]