Thesaurus.com
Dictionary.com
Definitions

UFO

[yoo-ef-oh, yoo-foh] / ˈjuˈɛfˈoʊ, ˈju 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.

President Trump ordered the release of government UFO files in February.

From The Wall Street Journal • Jun. 18, 2026

Cultural obsession with UFO conspiracies has renewed in recent years, bolstered by government initiatives and celebrity support.

From The Wall Street Journal • Jun. 18, 2026

If the UFO were to fall below its 50-day moving average, it would be about 25% above its 200-day moving average.

From Barron's • Jun. 1, 2026

The Pentagon released scores of UFO files on Friday with descriptions of reported sightings of orbs, discs and fireballs spanning 80 years.

From BBC • May 22, 2026

They stared at me like I was Bigfoot or a UFO.

From "The Absolutely True Diary of a Part-Time Indian" by Sherman Alexie




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "UFO" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com