log on

verb

variants or less commonly log in

logged on also logged in; logging on also logging in; logs on also logs in

intransitive verb

: to establish communication and initiate interaction with a computer or system

When you log on, you are taken to your "slimming apartment"; it's a virtual world, kind of like the Sims game …

—Gill Sutherland

… that voters from Iowa, New Hampshire, and Ohio will see different pages when they log in.

—Dana Milbank

—often used with to

log in to the mainframe

After a hellish day at work or spat with your guy, you log on to Facebook …

—Jessica Knoll

—often written as log onto and log into

… a so-called portal, the site that greets users when they first log onto the Internet.

—Katie Hafner

… almost seven million paying subscribers, who can log into the game and interact with other players.

—Seth Schiesel

log-on

ˈlȯg-ˌȯn 

ˈläg-ˌän

noun

or less commonly log-in

ˈlȯg-ˌin 

ˈläg-

Examples of log on in a Sentence

Recent Examples on the Web

In the case of Altadena, alerts sent to the eastern parts of town urged residents to log on to alertala.org — a step that was not always possible as internet services shut down. —Jenny Jarvie, Los Angeles Times, 24 Jan. 2025

Although TikTok was shut down for American users late Saturday night, and also removed from Apple and Google’s app stores, some were able to log on to the platform on Sunday through their mobile apps and desktops. —Hakyung Kim,annie Nova, CNBC, 19 Jan. 2025

How did a large influx of these U.S. users decide to log on to Duolingo for the first time? —Mary Walrath-Holdridge, USA TODAY, 17 Jan. 2025

Their platform allows users to log on and hit play on any of their video classes, offering a variety of pilates classes, from beginner to advanced, classes that focus on upper body, core and lower body, and videos that help clientele perfect their movements. —Nadja Sayej, Forbes, 20 Dec. 2024

Word History

First Known Use

1962, in the meaning defined above

Kids Definition

log on

verb

variants or log in

: to make a connection with a computer or system

logged on to the Internet

log-on

ˈlȯg-ˌȯn

ˈläg-ˌän

noun