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definitions

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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Nearby words

sign over, sign test, sign up, sign-in, sign-off, sign-on, sign-out, sign-up, signa, signable, signac

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. 2019

Examples from the Web for sign-on