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Phrase(s): shuffle off this mortal coil
Euph. to die. (Often jocular or formal euphemism. Not often used in consoling someone.) • Cousin Fred shuff led off this mortal coil after suffering a heart attack. • When I shuff le off this mortal coil, I want to go out in style—bells, flowers, and a long, boring funeral.
McGrawhill's American Idioms And Phrasal Verbs