Related Clues:
- User's in-box junk
- Filtered stuff
- E-mail often caught in filters
- WWII staple
- Unwelcome letters
- E-mail woe
- In-box junk
- Hormel canned it in 1937; Congress, in 2003
- Too much of e-mail
- Unwanted 27 Across
- Result of being on the wrong mailing list, perhaps
- Usually deleted e-mail
- Rarely read e-mail
- Some cyberclutter
- Certain filter's target