Word.ws English Dictionary

foo fighter

foo fighter noun: any of various unidentified flying objects, as reported by Allied pilots during World War II.

Noun

foo fighter (plural foo fighters)

  1. Any of various unidentified flying objects, as reported by Allied pilots during World War II.
    • A former Dutch journalist, Jack Kunst first became interested in UFOs when ‘foo fighters’ were reported in World War II.1965, James Holledge, Flying Saucers Over Australia, Sydney: Horwitz Publications, page 70

Forms of foo fighter

pluralfoo fighters

Origin of foo fighter

From foo, either a nonce word or a corruption of the French word feu (“fire”), + fighter (“type of aircraft”).

Questions about foo fighter

What does foo fighter mean?
Foo fighter means any of various unidentified flying objects, as reported by Allied pilots during World War II.
What part of speech is foo fighter?
Foo fighter is a noun.
What is the plural of foo fighter?
The plural of foo fighter is foo fighters.

Words near foo fighter in the dictionary

  1. Fonzio
  2. Fonzo
  3. foo
  4. foo dog
  5. foo dogs
  6. foo fighter
  7. foo fighters
  8. foo foo
  9. foo lion
  10. foo lions
  11. foo yong

Source and license

Adapted from Wiktionary: foo fighter (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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