Related Clues:

• Means of escape
• Blow off steam
• Let off steam
• Give expression to
• Erupt
• Get off one's chest
• Unburden oneself
• Unload
• Scream for a while
• Let it all out
• Get a load off one's chest
• Jacket feature
• Duct part
• Get it off your chest
• Rant and rave