Definition of "turn in one's grave" in Anglais

Verb

1. To be appalled, offended or disgusted by something, despite being deceased.

   • Beethoven is probably turning in his grave at the way that rock group mangled his Ninth Symphony.
   • The new scientific discovery about the gravitation particle could make Isaac Newton turn in his grave.

2. Used other than figuratively or idiomatically: see turn,‎ in,‎ one's,‎ grave.