Related Clues:
- Render worthless
- Nullified
- "Void" companion
- Like a redeemed coupon
- Invalid; empty
- Gap, absence
- Without force, validity
- Blank, invalid
- Of no effect, value
- A blank
- Invalid heads for newly upgraded ladies' loo
- With no legal force
- Nothing to avoid in sport!
- Empty; not valid
- Game not counted on the pools