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

ˈsī-ˌnəp 

noun or adjective

Synonyms

• enlist (in)
• enroll (in)
• enter
• join
• sign on (for)

Examples of sign up in a Sentence

Recent Examples on the Web

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. —Liza Esquibias, Peoplemag, 23 Apr. 2024

Stay up-to-date with Colorado Politics by signing up for our weekly newsletter, The Spot. —Seth Klamann, The Denver Post, 23 Apr. 2024

Word History

First Known Use

1875, in the meaning defined above

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