Related Clues:

• Out of juice
• Type of giveaway
• Disconnected, as a phone line
• See 108 Down
• Unlikely to catch the eye
• Like a vulnerable link
• Anemic
• "You are ___ to me"
• Not colorful
• Olive __: uniform color
• ___ spot
• Boring, colorwise
• Kind of duck or letter
• Conked out for good
• Doornail's state