Related Clues:

• To-do tallies
• Fights with a lance
• Leans to one side
• Mentions one-by-one
• Tilts (as a ship)
• Leans slightly
• Top Ten and to-do
• Pinball no-nos
• Jousting matches
• Pinball flubs
• Arcade violations
• Leans, as a ship
• Shopping joggers?
• Isn't quite perpendicular
• Letters to Santa, basically