Related Clues:

• Canned meat product
• Sing loudly without inhibition
• Certain Windows window
• Time difference
• Certain inbox filler
• Easy out
• In-box clutter, perhaps
• Computer in-box annoyance
• It's often deleted
• Being under a bridge
• Bloop
• Folklore being
• Cyber-junk
• Fish, in a way
• Net receipts?