We found 13 dictionaries that define the word ufos:

General (10 matching dictionaries)

1. UFO's, UFOs: Merriam-Webster
2. UFOs: Oxford Learner's Dictionaries
3. UFOS: Vocabulary.com
4. ufo's, ufos: Wordnik
5. ufos: Cambridge Advanced Learner's Dictionary
6. UFOs, ufos: Wiktionary
7. UFOs: Dictionary.com
8. ufos: Cambridge Essential American English Dictionary
9. U.F.O.s (video game), UFOs: Wikipedia, the Free Encyclopedia
10. UFO's, UFOs: TheFreeDictionary.com

Computing (1 matching dictionary)

11. UFOs: Encyclopedia

Miscellaneous (1 matching dictionary)

12. UFOS: Acronym Finder

Slang (1 matching dictionary)

13. UFOS, ufo's: Urban Dictionary

(Note: See ufo as well.)

Definitions from Wikipedia (UFOs) ▸ noun:  a French science fiction comedy-drama television series created by Clémence Dargent and Martin Douaire. Types: saucer, flying disc, flying saucer, more... Phrases: Nazi UFOs, 2022 United States Congress hearings on UFOs, more... ▸ Words similar to ufos ▸ Usage examples for ufos ▸ Idioms related to ufos ▸ Wikipedia articles (New!) ▸ Popular adjectives describing ufos ▸ Words that often appear near ufos ▸ Rhymes of ufos ▸ Invented words related to ufos