sign off
verb
signed off; signing off; signs off
intransitive verb
1
: to announce the end of something (such as a message or broadcast)
2
: to approve or acknowledge something by or as if by a signature
sign off on a memo
sign-off
ˈsī-ˌnȯf 
noun 
Example Sentences
Recent Examples on the Web The director of the CDC must then sign off on the recommendation, CNN added. 
Nicholas Rice, Peoplemag, 1 Sep. 2022 After working, the supervisor and a commander both sign off on the work before the hours are sent to payroll, Boatwright said. Lee O. Sanderlin And Lillian Reed, Baltimore Sun, 31 Aug. 2022 The Omicron-specific COVID-19 booster may be available in a few weeks, assuming federal agencies sign off on the new shot, a top White House COVID-19 official said this week. Los Angeles Times, 18 Aug. 2022 Never mind that the feds would have had to show compelling evidence to get a judge to sign off on any warrant, let alone this one, or that the agents appear to have tried to be as unobtrusive as possible. BostonGlobe.com, 10 Aug. 2022 Others are requiring that multiple doctors sign off. New York Times, 20 July 2022 Finally, the parties themselves treated the Trust as a separate legal person by having the Trust sign off on the guarantees. Jay Adkisson, Forbes, 11 July 2022 Spirit has also been skeptical that antitrust regulators would sign off on a merger with JetBlue, particularly because the Justice Department is already challenging a partnership between JetBlue and American Airlines Group Inc. Alison Sider, WSJ, 27 June 2022 Lapid will become interim prime minister until the formation of a new coalition, assuming that lawmakers sign off on the bill to dissolve the government. Cnaan Liphshiz, Sun Sentinel, 23 June 2022 See More
Nicholas Rice, Peoplemag, 1 Sep. 2022 After working, the supervisor and a commander both sign off on the work before the hours are sent to payroll, Boatwright said. Lee O. Sanderlin And Lillian Reed, Baltimore Sun, 31 Aug. 2022 The Omicron-specific COVID-19 booster may be available in a few weeks, assuming federal agencies sign off on the new shot, a top White House COVID-19 official said this week. Los Angeles Times, 18 Aug. 2022 Never mind that the feds would have had to show compelling evidence to get a judge to sign off on any warrant, let alone this one, or that the agents appear to have tried to be as unobtrusive as possible. BostonGlobe.com, 10 Aug. 2022 Others are requiring that multiple doctors sign off. New York Times, 20 July 2022 Finally, the parties themselves treated the Trust as a separate legal person by having the Trust sign off on the guarantees. Jay Adkisson, Forbes, 11 July 2022 Spirit has also been skeptical that antitrust regulators would sign off on a merger with JetBlue, particularly because the Justice Department is already challenging a partnership between JetBlue and American Airlines Group Inc. Alison Sider, WSJ, 27 June 2022 Lapid will become interim prime minister until the formation of a new coalition, assuming that lawmakers sign off on the bill to dissolve the government. Cnaan Liphshiz, Sun Sentinel, 23 June 2022 See More Word History
First Known Use
1923, in the meaning defined at sense 1