Smokey Stover who it is agreed by most 415th members gave the "foo fighters" their name. The phrase foo fighter, also taken from Holman's strip, was used by Allied aircraft pilots in World War II to describe various unidentified flying objects or mysterious aerial phenomena seen in the skies over both the European and Pacific Theaters of Operations. Though foo fighter initially described a type of UFO reported and named by the 415th Squadron, the term was also commonly used to mean any UFO sighting from that period. Foo Fighters is also the name of a rock band, first heard in 1995.
Unidentified flying object confirmed earlier findings that the main causes of UFO sightings are misidentification of man-made and natural objects. The report noted: "No artefacts of unknown or unexplained origin have been reported or handed to the UK authorities, despite thousands of Unidentified Aerial Phenomena reports. There are no SIGINT, ELINT or radiation measurements and little useful video or still IMINT." It concluded: "There is no evidence that any UAP, seen in the UKADR [UK Air Defence Region], are incursions by air-objects of any intelligent (extraterrestrial or foreign) origin, or that they represent any hostile intent." A little-discussed conclusion of the report was