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.
The news conference could compel additional lawmakers to sign on, Kanna said. Nicole Fallert, USA Today, 4 Sep. 2025 Most, if not all, Democrats are expected to sign on to his Epstein files petition, meaning only six Republicans would need to cross party lines to add their names. Lauren Green, The Washington Examiner, 3 Sep. 2025 Putin was referring to a partnership treaty that the two leaders signed on June 18, 2024, during a trip by Putin to the North Korean capital, Pyongyang. Robert Birsel shane Croucher, MSNBC Newsweek, 3 Sep. 2025 Prospects seem good that someone will sign on the dotted line during or soon after the Toronto event. Julie Hinds, Freep.com, 3 Sep. 2025 Patrick Graham is making his return to Hindi-language horror, signing on to write a new feature film inspired by an real-life Indian tragedy. Naman Ramachandran, Variety, 3 Sep. 2025 Joaquin Phoenix and Rooney Mara, who bolstered the film’s profile by signing on as executive producers alongside Brad Pitt, Alfonso Cuarón and Jonathan Glazer, turned up to show their support. Chris Gardner, HollywoodReporter, 3 Sep. 2025 If all Democrats sign on as expected, Massie will need just two more Republicans to reach the 218 signatures required to force a vote on the House floor. Nik Popli, Time, 3 Sep. 2025 Massie plans to use a procedural tool called a discharge petition to bypass congressional leadership and force a floor vote if a majority of members sign on. Zachary Folk, Forbes.com, 2 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 9 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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