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

Examples of sign off in a Sentence

Recent Examples on the Web

On the same day, state inspectors sign off on Camp Mystic’s emergency protocol, according to records obtained by the AP. —Hannah Fingerhut, Chicago Tribune, 12 July 2025

Just two days before the flooding, Texas inspectors signed off on the camp’s emergency planning. —Sean Murphy, Los Angeles Times, 9 July 2025

Alstom and Siemens have both recently warned of a failure by ministers to sign off on a backlog of new orders, while Hitachi won a £500 million contract from Lumo to deliver 14 new trains in December last year. —Ian King, CNBC, 9 July 2025

Texas inspectors signed off on Camp Mystic’s emergency planning just two days before catastrophic flooding killed more than two dozen people at the all-girls Christian summer camp, most of them children. —Jim Mustian, Fortune, 9 July 2025

Word History

First Known Use

1923, in the meaning defined at sense 1

Rhymes for sign off

• ashraf
• checkoff
• cutoff
• falloff
• handoff
• kickoff
• layoff
• liftoff
• markoff
• markov
• payoff
• playoff

Kids Definition

sign off

verb

(ˈ)sī-ˈnȯf

: to announce the end (as of a program or broadcast)