Related Clues:

• Filbert, for one
• Square sort
• Pecan or cashew
• Uncool fellow, stereotypically
• Teased teen
• Hexagonal holder
• Loony tune
• Inept individual, stereotypically
• School geek
• Bookish sort
• High school outcast
• Bar morsel
• Screech or Urkel
• Squirrel food
• Wrench's target