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• sign-up
  sign-up

  noun

  an act or instance of signing up.
• sign up
  sign up

  verb

  (adverb) to enlist or cause to enlist, as for military service

sign-up

American  

[sahyn-uhp] / ˈsaɪnˌʌp /

Or signup

noun

1. an act or instance of signing up.

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sign up British  

verb

1. (adverb) to enlist or cause to enlist, as for military service

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sign up Idioms  

1. Enlist in an organization; also, register or subscribe to something. For example, He signed up for four years in the navy, or Are you planning to sign up for that pottery class? [Early 1900s]

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Etymology

Origin of sign-up

First recorded in 1945–50; noun use of verb phrase sign up

Example Sentences

Sign up for early access to articles like this, plus more of Salon’s bold journalism on how policies, movements and culture wars affect real people.

From Salon • Apr. 21, 2026

Sign up for the Surge, the newsletter that covers the most important political nonsense of the week, delivered to your inbox every Saturday.

From Slate • Apr. 4, 2026

Sign up to get an alert every time Dawn publishes an article.

From The Wall Street Journal • Mar. 6, 2026

Sign up now to be the first in the know.

From Barron's • Mar. 1, 2026

He found many lucrative tips on "Focusing Appeals," "Scouting for New Members," and "Getting Prospects to Sign up with the Sunday School."

From Babbitt by Lewis, Sinclair

Related Words

• appoint
• bring in
• draft
• employ
• engage
• enlist
• lease
• obtain
• pick
• promise
• rent
• retain
• select