Related Clues:
- Ineffective, as a threat
- What 'E' means on a gas gauge
- Unoccupied, containing nothing
- & 17 I0Us? Don't believe 'em!
- Containing nothing yet MP is worried
- Tank marking
- Void; vacant
- Item sometimes redeemed
- Get rid of my pet mongrel
- Containing nothing yet MP is brought over
- Like the sherry decanter by the time gran's jolly vacant?
- "E" on a gas gauge
- Like the null set
- Like some promises, alas
- Running on fumes, say