Related Clues:

• Huge tidal wave that causes great damage and loss of life
• A tedious talkative person
• Drill to be tiresome
• Huge wave caused by earth tremor
• Drill or weary
• Huge destructive sea wave
• Huge destructive wave
• Diameter of a gun barrel
• Such a drill would be dull
• It sounds like an absolute swine when the drill is so dull
• Too dull to make the whole of this, by the sound of it
• If one is a bit dull, will one get the whole of it, by the sound of it? (4)
• Nuts, am I, to wave in such a frightful way?
• However dull, endured this - that's the drill!
• 'Make the whole of it, by the sound of it, so dull (4)'