[ sahyn-out ]

  1. an act, instance, or time of signing out.

Origin of sign-out

First recorded in 1945–50; noun use of verb phrase sign out Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use sign-out in a sentence

  • Ringg told me there is a vacancy among the Astrogators, and I want to sign out.

    The Colors of Space | Marion Zimmer Bradley

British Dictionary definitions for sign out

sign out

  1. (adverb) to sign (one's name) to indicate that one is leaving a place: he signed out for the evening

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-out


Record the departure of a person or the removal of an object, as in He turned in his room key and signed out about an hour ago, or I asked the librarian how many books I could sign out. [c. 1930]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.