He was mumbling in his sleep.
You were mumbling in your sleep about killing people.
Mumbling curses, he answered the phone.
While Cynthia was telephoning and Fred mumbling, Donnie came downstairs to the dining room.
Through it she heard the mumbling of the reverend, but not the words.
Josh accepted, mumbling that he wasn't drunk, but some coffee sounded good.
He made a mumbling sound in confirmation of this, took her hand, and began pressing it to different parts of his breast as if trying to find the right place for it.
Janet arrived, mumbling apologies as the guests began coming downstairs to breakfast.