a pattern of symptoms occurring as a result of damage to nerves in the cervical region of the spine (drooping eyelids and constricted pupils and absence of facial sweating)
a character from a nursery rhyme (=an old song or poem for young children) The rhyme goes: Little Jack Horner sat in a corner, /Eating his Christmas pie; /He put in his thumb, and pulled out a plum, /And said "What a good boy am I