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sign-off

or sign·off

[sahyn-awf, -of]
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noun
  1. the act or fact of signing off.
  2. personal approval or authorization; endorsement.

Origin of sign-off

First recorded in 1925–30; noun use of verb phrase sign off
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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