for "Identified Flying Object".
This is distinct from UFO
, or "Unidentified Flying Object", in that one has identified the object. And, as Robert Anton Wilson
has pointed out, people see plenty of both kinds of thing every day.
For instance: I was riding my motorcycle
along a deserted interstate
, when something came fluttering down from above me and to my left. I didn't know what the heck it was, and at 90 miles per hour I wasn't going to do much about it. And, yes, it turned out to be a suicidal bird
dive-bombing my helmet. With a meaty
", that day's UFO turned into a (dead) IFO.