Deep-six meaning
Burial at sea.
noun
Disposal or rejection of something.
Gave all our plans the deep six.
noun
To toss overboard.
verb
To toss out; get rid of.
Deep-sixed the incriminating papers.
verb
Burial at sea.
noun
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A discarding or disposing of something.
noun
To get rid of, as by throwing overboard.
verb
(US, idiomatic) To get rid of something unwanted.
First, the stark message to “eat less" of a particular food has been deep-sixed. - 28/01/2007, New York Times.
verb
Origin of deep-six
American slang a grave, referring to the conventional depth of a grave (six feet)