Snortimer is a monster under the bed from Castle Roogna then the Faun and Nymph Retreat in Xanth. It was first introduced in Golem in the Gears as a major character.
Snortimer was under Ivy's bed when she was a child. Her bed was taken the the Faun and Nymph retreat. He was replaced by Grabraham.
Novels: Golem in the Gears, Vale of the Vole, Heaven Cent, Harpy Thyme, Up in a Heaval