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sign-on

[ sahyn-on, -awn ]
/ ˈsaɪnˌɒn, -ˌɔn /
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noun

Radio and Television. the opening salutation, station identification, etc., at the beginning of the broadcast day.
an act or instance of signing on.

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Origin of sign-on

First recorded in 1880–85; noun use of verb phrase sign on
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for sign-on

sign on

verb (adverb)

(tr) to hire or employ
(intr) to commit oneself to a job, activity, etc
(intr) British to register as unemployed with the Department of Social Security
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

Idioms and Phrases with sign-on

sign on

1

Enlist oneself as an employee, as in Arthur decided to sign on with the new software company. [Late 1800s]

2

Begin radio or television broadcasting, especially at the beginning of the day, as in What time does the station sign on? [c. 1920]

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