# single-user

> English word · Adjective

## Definitions
1. Of an operating system, etc., only capable of serving one user at a time, not many users simultaneously.

## Etymology
From single + user.

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