sign-in

[ sahyn-in ]

noun

1. an act, an instance, or a time of signing in.

sign in

verb

1. to sign or cause to sign a register, as at a hotel, club, etc
2. to make or become a member, as of a club

Word History and Origins

Origin of sign-in¹

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

Idioms and Phrases

Record one's arrival by signing a register, as in He signed in both himself and his wife . [c. 1930] For the antonym, see sign out .

Example Sentences

The Paris climate agreement, signed in 2015, outlines a long-term plan to rein in rising temperatures, as countries strive to keep that rise under 1.5C this century.

From BBC

He took out his phone, smiled, and took a picture of himself with the huge “Trump” sign in the background, as he gave a big “thumbs up”.

From Salon

Under the Paris agreement signed in 2015, world leaders pledged to try to prevent global temperatures rising by more than 1.5C.

From BBC

Dr. Lucien O. Cox, 75, chose to retire and surrender his license as the accusation from the Medical Board of California was pending, according to an agreement signed in October by the doctor.

From Los Angeles Times

NHS England says recognising any one of these signs in yourself or others and dialling 999 urgently is crucial to getting prompt, specialist treatment.

From BBC

Related Words

• appear
• arrive
• become
• enter
• get
• happen
• hit
• materialize
• move
• occur
• reach
• show
• show up