Related Clues:

• E-mail chaff
• Foe for Frodo
• Hormel product
• Billy Goats Gruff foe
• In-box filler, perhaps
• Many a fairy tale baddie
• Monty Python subject
• Folklore monster
• Dwarf
• Contents of a modern flood
• Rarely read messages
• Fairytale monster
• Usually unopened mail
• Inbox clogger
• Hardly a Net asset