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Definitions

UFO

[yoo-ef-oh, yoo-foh] / ˈyuˈɛfˈoʊ, ˈyu foʊ /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Brazil’s UFO capital marks 30 years since alleged alien encounter.

From MarketWatch • Mar. 24, 2026

Spielberg went further, saying he had actually wanted to make “Close Encounters” — then just referred to as “The UFO Movie” — even before 1974’s “Sugarland Express.”

From Los Angeles Times • Mar. 13, 2026

Bruckheimer also touted a "very interesting" UFO project.

From BBC • Feb. 10, 2026

I liked it better when this was simply known as “Untitled Steven Spielberg UFO movie.”

From Los Angeles Times • Jan. 1, 2026

Julia was standing with them, trying again to convince Jay about her stupid tinfoil UFO and how it was going to fly up and down the street on a stupid invisible wire.

From "When You Reach Me" by Rebecca Stead