Definition of deep-six in English:


See synonyms for deep-six on

transitive verb

[with object] informal North American
  • Destroy or dispose of (something) irretrievably.

    • ‘someone had deliberately deep-sixed evidence’
    • ‘They never really wanted to offend their corporate contributors, and now that the elections are over, they've deep-sixed any action to stop this tax scam.’
    • ‘The government clearly had no use for the commission's 1979 report and deep-sixed it on arrival.’
    • ‘Robbins should have deep-sixed the sentimental scenes and given us more caricature.’
    • ‘So even as NASA and its international partners build their brand-new space station Alpha, there is a detailed plan to safely deep-six the outpost when its days are over.’
    • ‘What might have been an endurable serial killer flick is deep-sixed by superfluous scenes and atrocious writing.’
    • ‘I also deep-sixed a few sites whose content had taken an nosedive in the past two years.’
    • ‘It's time to deep-six ill-conceived ideas like this and relegate those who propose them to the dust bin of history.’
    • ‘If you totally deep-six the friendship, he will figure everything out - if he hasn't already.’
    • ‘A loss would deep-six his career and ruin his self-image.’
    • ‘Likewise, a promise to deep-six an auto-tax hike could also fall by the wayside.’
    • ‘Among other things, the legislation deep-sixed restrictions that had forbidden banks from owning insurance companies and brokerages, and vice versa.’
    • ‘The fear that they would put audiences into narcoleptic slumber is probably why proposals for a TV channel to cover events at the world organization are often raised only to be deep-sixed.’
    • ‘Frankie and Johnny was deep-sixed by an unlikable heroine and a rather boring screenplay.’
    • ‘The old notion of stretching first, when your muscles are cold, was deep-sixed long ago.’
    • ‘Well a big chunk of the famed New York subway system is getting deep-sixed, literally.’
    • ‘To keep them quiet, they'd have to deep-six everybody who took part.’
    • ‘The bean counters deep-six one of your equipment purchase orders because they say it's too expensive.’
    • ‘Today he is pressing the important story of the independent counsel report that some would prefer to see deep-sixed: ‘Coverup?’’
    • ‘The administration, of course, has already deep-sixed that one.’
    • ‘These are just some of the tools and techniques we need to explore and evaluate before deep-sixing search.’
    bury, lay to rest, consign to the grave, entomb, inurn



/ˈdēp ˈˌsiks/ /ˈdip ˈˌsɪks/


1920s (as the deep six ‘the grave’): perhaps from the custom of burial at sea at a depth of six fathoms.