Related Clues:

• Headshake, e.g.
• It may be airtight
• Defense of a sort
• Grafton's A
• Military stronghold
• "I was at the movies," e.g.
• Turndown
• Snow creation
• Certain snow construction
• Suspect's answer, usually
• Suspect's explanation
• One might stand up in court
• Suspect eliminator
• Bad news from a credit card company
• Explanation