Related Clues:

• Void (of writing, thought, etc)
• Emotionless, as a stare
• Not written on, as paper
• Empty space left in row
• Space on a form
• Poker-faced barman gets first character¿s assumed name on the weekend
• Space for wet blankets missing tweets
• Scrabble player's asset
• Rely on keeping large amount of space empty
• Not written on; (look) uncomprehending
• Bare; uncomprehending (look)
• Vacant space
• Vacuous row about Labour leader
• Putting pound into deposit, the best kind of cheque?
• Tape with nothing recorded on it