sign-in

[ sahyn-in ]

/ ˈsaɪnˌɪn /

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noun

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

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Origin of sign-in

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

Words nearby sign-in

signifié, signified, signifier, signify, signifying, sign-in, signing, signiory, sign language, sign manual, sign of aggregation

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use sign-in in a sentence

They are always suspended over a precipice, dangling by a slender thread that shows every sign of snapping.
How the PC Police Threaten Free Speech|Nick Gillespie|January 9, 2015|DAILY BEAST
It was hard not to take it as a sign, a personal comment on my own Jewish dating failings.
My Week on Jewish Tinder|Emily Shire|January 5, 2015|DAILY BEAST
This is a guy who has his son-in-law clean his eyeglasses, for crying out loud.
Will Chris Christie Regret His Cowboy Hug?|Matt Lewis|January 5, 2015|DAILY BEAST
Her travel clique has been known to arrive at an airport, bags packed, passport-in-hand, within hours of spotting a deal.
‘We Out Here’: Inside the New Black Travel Movement|Charlise Ferguson|January 4, 2015|DAILY BEAST

If he did, it could be a sign that our politicians are ready to resume genuine policy-making across party lines.
Christie Blames Parents for Bad Economy|Monica Potts|January 3, 2015|DAILY BEAST
Such throats are trying, are they not?In case one catches cold; Ah, yes!
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
The commander-in-chief still kept him attached to the headquarter staff, and constantly employed him on special service.
Napoleon's Marshals|R. P. Dunn-Pattison
Its continued presence in pulmonary tuberculosis is, however, a grave prognostic sign, even when the physical signs are slight.
A Manual of Clinical Diagnosis|James Campbell Todd
So far Murat had always held subordinate commands; his great ambition was to become the commander-in-chief of an independent army.
Napoleon's Marshals|R. P. Dunn-Pattison
Their jurisdictions overlapped and the Gascon would play second fiddle to no one save to his great brother-in-law.
Napoleon's Marshals|R. P. Dunn-Pattison

British Dictionary definitions for sign-in

verb (adverb)

to sign or cause to sign a register, as at a hotel, club, etc

to make or become a member, as of a club

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with sign-in

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.