# uno

> English word · Interjection · IPA /ˈuː.noʊ/ · frequency rank #20,255

## Definitions
1. A term said when the number of cards in player’s hand is reduced to one. If another player says this before the one whose hand contains only one card, the player who failed to say 'uno' must draw two cards.

## Etymology
PIE word
 *h₁óynos
Learned borrowing from Spanish uno m (“one”, numeral).

## Easily confused with
- **up** (https://plainspell.com/en/vs/uno-vs-up)
- **us** (https://plainspell.com/en/vs/uno-vs-us)
- **ur** (https://plainspell.com/en/vs/uno-vs-ur)
- **UT** (https://plainspell.com/en/vs/uno-vs-ut)
- **UV** (https://plainspell.com/en/vs/uno-vs-uv)
- **UW** (https://plainspell.com/en/vs/uno-vs-uw)
- **UO** (https://plainspell.com/en/vs/uno-vs-uo)
- **UU** (https://plainspell.com/en/vs/uno-vs-uu)
- **use** (https://plainspell.com/en/vs/uno-vs-use)
- **USA** (https://plainspell.com/en/vs/uno-vs-usa)
- **UPS** (https://plainspell.com/en/vs/uno-vs-ups)
- **USB** (https://plainspell.com/en/vs/uno-vs-usb)
- **USD** (https://plainspell.com/en/vs/uno-vs-usd)
- **URL** (https://plainspell.com/en/vs/uno-vs-url)
- **USC** (https://plainspell.com/en/vs/uno-vs-usc)
- **UTC** (https://plainspell.com/en/vs/uno-vs-utc)
- **USS** (https://plainspell.com/en/vs/uno-vs-uss)
- **Uri** (https://plainspell.com/en/vs/uno-vs-uri)
- **urn** (https://plainspell.com/en/vs/uno-vs-urn)
- **UST** (https://plainspell.com/en/vs/uno-vs-ust)

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/uno