UNIDENTIFIED FLYING OBJECT

IPA (US):

 Dictionary entry overview: What does unidentified flying object mean? 

• UNIDENTIFIED FLYING OBJECT (noun)
  The noun UNIDENTIFIED FLYING OBJECT has 1 sense:

1. an (apparently) flying object whose nature is unknown; especially those considered to have extraterrestrial origins

  Familiarity information: UNIDENTIFIED FLYING OBJECT used as a noun is very rare.

 Dictionary entry details 

• UNIDENTIFIED FLYING OBJECT (noun)

Sense 1

Meaning:

An (apparently) flying object whose nature is unknown; especially those considered to have extraterrestrial origins

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

flying saucer; UFO; unidentified flying object

Hypernyms ("unidentified flying object" is a kind of...):

apparition; fantasm; phantasm; phantasma; phantom; shadow (something existing in perception only)