Related Clues:

• Hole of volcano or bomb
• Fissure in the earth's crust
• Volcanic depresssion
• Bowl-shaped cavity as on volcano peak
• Opening in a volcano
• Great hole as on top of volcano
• Hole in the top of a volcano
• Mouth of a volcano
• One's comrade in court in the matter of the guns there
• One perhaps who might be boxing in the source of 20 down
• That's hole in the top of the tracer
• There''s a hole in the top for a boxer, perhaps
• One might perhaps get you a box or get you a hole on top
• Perhaps it's the boxer that's the whole of the top, by the sound of it
• Might this be a boxer that could blow his top through this?