Related Clues:

• To knock one out gets one back to being dotty
• Knock it up what may be in May
• Knock one out in the turn round the bend
• To knock one out is enough back here to make one dotty
• Hard for them to turn and knock one out
• Knock them out and they're cracked up
• Knock out or turn mad
• This might knock one out and be mad to get up
• Shell on them back to knock them out
• Common Grand Canyon reaction
• Great wonder
• Render open-mouthed
• Untamable mass of hair
• Shock, daze
• Amazed state