sign on

verb

signed on; signing on; signs on

intransitive verb

1
: to engage oneself by or as if by a signature
signed on to the new project
2
: to announce the start of broadcasting for the day
sign-on
ˈsī-ˌnȯn How to pronounce sign on (audio)
-ˌnän
noun

Examples of sign on in a Sentence

I signed on for the crew team simply as a lark
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Cook had personally signed her mortgage agreements, while Bessent's were signed on his behalf by a lawyer. Kevin Breuninger, CNBC, 17 Sep. 2025 Then, the New Moon in your sign on October 21 opens the portal for your next chapter. Colin Bedell, Them., 17 Sep. 2025 Now that Bateman has signed on for a new drama series, his new character still has issues with families being on the run. Angel Saunders, PEOPLE, 17 Sep. 2025 In 2005, Caltrans began posting signs on roads that overlap the trail route so drivers could follow it. Kurt Snibbe, Oc Register, 16 Sep. 2025 Salesforce contract renewals often become routine exercises—reviewing user counts, negotiating minor discounts and signing on the dotted line. Buyan Thyagarajan, Forbes.com, 16 Sep. 2025 Starbucks has signed on as a founding partner for the LA28 organizing committee and Team USA. Eric Jackson, Sportico.com, 16 Sep. 2025 But head coach Gerardo Seoane decided the American midfielder, who signed on a three-year deal in August, was fit enough to start, with Reyna playing 74 minutes. Greg O'Keeffe, New York Times, 15 Sep. 2025 The executive order, signed on January 20, delayed for 75 days the enforcement of the law. David Goldman, CNN Money, 15 Sep. 2025

Word History

First Known Use

1879, in the meaning defined at sense 1

Time Traveler
The first known use of sign on was in 1879

Cite this Entry

“Sign on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sign%20on. Accessed 19 Sep. 2025.

Kids Definition

sign on

verb
(ˈ)sī-ˈnȯn,
-ˈnän
1
: to hire oneself by or as if by a signature
signed on as a member of the crew
2
: to announce the beginning of broadcasting

More from Merriam-Webster on sign on

Last Updated: - Updated example sentences
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