Possible Clues:

• Blow share on dinner -- with no starter
• Insult on Wellington's part is blow for fighting man
• Pugilist's punch
• No starter with shortened evening meal, that's a blow
• Blow up theatre put up by canal
• Punch highe?
• Part of shoe damaged sock
• It's a blow when senior gets commission
• It's a blow when part of shoe is damaged
• Punch delivered vertically to chin