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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

Netflix doesn’t ask subscribers for personal information in the sign-up process, as it can discourage people from buying the service.

From Los Angeles Times • May 16, 2026

One includes posts showing invitation documents and lists of names, the other has advertised large sign-up payments for joining an "elite battalion".

From BBC • Jan. 12, 2026

Barrio Power’s community leaders began meeting at least twice a week right after Thanksgiving, when they first launched the angel tree sign-up sheet.

From Los Angeles Times • Dec. 25, 2025

While splashy sign-up bonuses help draw interest in new cards, they also attract swarms of credit-card enthusiasts known as “gamers” who hunt for loopholes to optimize rewards.

From The Wall Street Journal • Nov. 27, 2025

I know I handed Mom the sign-up sheet.

From "A Place at the Table" by Saadia Faruqi and Laura Shovan

Related Words

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