Possible Clues:

• Sounds as if one knows it comes out of there
• What a blow for 1 across!
• With Zen you can see it's blowing cold
• Cold explosion?
• What a blow that it's so cold!
• What a nose did
• Explosive sound from the nose
• What a blow that it's a sign of the end of 10 across!
• Explosive nasal action
• What a blow that it's so cold here!