تعريف to turn over in one's grave في الإنجليزية الإنجليزية القاموس.
(deyim) Fig. to show enormous disfavor for something that has happened after one's death
1. If our late father heard you say that, he'd turn over in his grave.
2. Please don't change the place around too much when I'm dead. I do not wish to be rolling in my grave all the time.