sign on

verb

signed on; signing on; signs on
Synonyms of sign onnext

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.
Levesque is signed on through September. Brian Niemietz, New York Daily News, 26 Mar. 2026 The House of Representatives has twice passed such a bill with a handful of Democrats signing on, but in the Senate, Democrats have held up the bill over demands for Immigrations and Customs Enforcement reforms after the fatal shootings of Renee Good and Alex Pretti by federal agents in January. Arden Farhi, CBS News, 25 Mar. 2026 Let your management company put up the scolding sign on your behalf! Clio Chang, Curbed, 25 Mar. 2026 Bruce said the company went out to 11 major multinationals two years ago, shared its vision, and asked them to sign on as paying co-creators. Jeremy Kahn, Fortune, 25 Mar. 2026 Meta is the first to sign on, as the social media company builds out multiple gigawatts of AI data centers and plans to shell out up to $135 billion on capital expenditures this year. Katie Tarasov, CNBC, 24 Mar. 2026 Hans Zimmer is signed on as composer. Jesse Whittock, Deadline, 24 Mar. 2026 State Farm has already signed on as a foundational advertising partner and was an early backer of Scripps’ decision to secure rights to show WNBA and NWSL games on its ION broadcast network. Brian Steinberg, Variety, 23 Mar. 2026 All 13 councilors signed on to the order. Gayla Cawley, Boston Herald, 23 Mar. 2026

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 26 Mar. 2026.

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

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