Uno

Uno

1. (chemistry) Systematic chemical symbol for unniloctium, now named hassium.

   Synonym: Hs

Borrowed from Italian and Spanish uno (“one”); players must call "uno" when down to their last card. Doublet of one.

• UNO

Uno

1. A card game similar to crazy eights, played with specially printed cards that have colours instead of suits.
   • 2025 June 29, Charlotte Hilton Andersen, “Here Are the Official Uno Rules—And the Super-Fun Unofficial Ones Too”, in Reader's Digest‎^[1], archived from the original on 21 November 2025:

     With five kids, I’ve played a lot of Uno over the years, and I’m going to be honest: Uno is less of a card game and more of a test of your fortitude and moral character.

   • For more quotations using this term, see Citations:Uno.

• Uno (card game) on Wikipedia.Wikipedia

Borrowed from Japanese 宇野 (Uno) or うの (Uno).

Uno (plural Unos)

1. A female given name from Japanese.
2. A surname from Japanese.

• According to the 2010 United States Census, Uno is the 41799^th most common surname in the United States, belonging to 520 individuals. Uno is most common among Asian/Pacific Islander (71.15%), White (10.77%) and Mixed Race (10.0%) individuals.

• Hanks, Patrick, editor (2003), “Uno”, in Dictionary of American Family Names, volume 3, New York: Oxford University Press, →ISBN.
• Uno (given name) on Wikipedia.Wikipedia
• Uno (surname) on Wikipedia.Wikipedia

• Nuo, ONU, nou

• IPA^(key): /ˈuno/

Uno

1. a male given name, equivalent to Swedish Uno

• Uuno

Uno

1. Rōmaji transcription of うの

Latinized form of Une, from Old Norse Uni, related to una "to be satisfied, happy". By folk etymology associated with Latin unus (“one”).

• Audio:

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Uno c (genitive Unos)

1. a male given name