Originally Posted by
beany
Care to expand FFS?
Which part? If you are referring to the acronym, it stands for "For Fυck's Sake", which curiously, is meant to be an euphemism for "For
Christ/God/Someone important in your culture's Sake".
If instead you are referring to Gertrude's comment itself, he is pointing out that you have misquoted a line from a poem by Alexander Pope, and how that is a very common occurrence.