Related Clues:

• Sample-check word
• Tear up, so to speak
• Invalidated
• Word on a check
• Invalidate, as a check
• Null and ___
• Null and --
• "___ where prohibited"
• It's got nothing
• Tear up, as a check
• Not occupied
• Empty like space
• Null and empty
• Ran out or died
• Containing nothing or not legally binding