sign up

verb

signed up; signing up; signs up

intransitive verb

: to sign one's name (as to a contract) in order to obtain, do, or join something
sign up for insurance
sign up for classes
sign-up noun or adjective

Examples of sign up in a Sentence

they both signed up for a Spanish class
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.
Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer , from celebrity news to compelling human interest stories. Jason Sheeler, People.com, 21 July 2025 Transportation across the bridge back to Mackinaw City will be available via sign up at the July 25 packet pickup. Jenna Prestininzi, Freep.com, 21 July 2025 For more information on the summer reading program and how to sign up, visit indypl.org/srp. Katie Wiseman, IndyStar, 21 July 2025 Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer​​, from celebrity news to compelling human interest stories. Angel Saunders, People.com, 9 July 2025 See All Example Sentences for sign up

Word History

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of sign up was in 1875

Browse Nearby Words

Cite this Entry

“Sign up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sign%20up. Accessed 25 Jul. 2025.

Kids Definition

sign up

verb
(ˈ)sī-ˈnəp
: to sign one's name in order to get, do, or take something
signed up for Spanish
sign-up noun or adjective

More from Merriam-Webster on sign up

Last Updated: - Updated example sentences
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