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.
Advocates for Immigrant Rights and Reconciliation (AIRR); Decarcerate KC; Democratic Socialists of America, Kansas City; Sharma-Crawford Attorneys at Law; and Revolución Educativa are among the Kansas City-area groups that have signed on. Sofi Zeman april 25, Kansas City Star, 25 Apr. 2026 With District 3 Commissioner Rolando Escalona signing on as a co-sponsor, Higgins needed support from two more commissioners to advance her proposal to the ballot. Tess Riski april 24, Miami Herald, 24 Apr. 2026 Dozens of Floridians, including businesspeople, environmentalists and scientists, signed on to a letter opposing the legislation. ArsTechnica, 24 Apr. 2026 For states that signed on to TRIPS, violations could mean a court hearing in front of the World Trade Organization. Encyclopedia Britannica, 24 Apr. 2026 Additionally, the class action lawsuit has more than 200 of Todd’s patients sign on, who say they were abused or assaulted during what were supposed to be exams. Colleen Cronin, Boston Herald, 23 Apr. 2026 It is set when the papers are signed on closing day. Kelsey Neubauer, CNBC, 23 Apr. 2026 The commission gathered Thursday to finalize the strategy on getting lawmakers to sign on to a 1% sales tax in Hennepin County. Susan-Elizabeth Littlefield, CBS News, 23 Apr. 2026 In 2013, Couric signed on with Yahoo! Michael Schneider, Variety, 22 Apr. 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 Apr. 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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