Related Clues:

• Reaction to an offensive line, perhaps
• Give a high-five to
• Insult, so to speak
• Hit Stooge-style
• The leading oarsman could have a paralysing attack
• Rower's attack?
• Blow or brain haemorrhage
• A blow between pals
• Attack suffered by a rower?
• Blow or seizure
• Method of swimming for a rower?
• A blow or a brain haemorrhage
• Attack of paralysis found in a boat?
• Blow or apoplexy
• Apoplexy or blow as of whip