[lay to rest] {v. phr.}, {informal}
1. To put a dead person into a grave or tomb; bury.
* /President Kennedy was laid to rest in Arlington National Cemetery./
2. To get rid of; put away permanently; stop.
* /The Scoutmaster's fears that Tom had drowned were laid to rest when Tom came back and said he had gone for a boat ride./* /The rumor that the principal had accepted another job was laid to rest when he said it wasn't true./