Related Clues:

• Bouncer? Gets Conservative coming in to jeer thrown out
• One may be put out by this seat
• Someone supplanting another
• Sort of safe seat high-flier appreciates in difficulty
• Caught in plane in European theatre? Use this!
• Discharging device
• Something that throws out violently
• Firearm mechanism
• Opening to escape canopy top in plane, alternatively
• Mechanism for getting rid of empty shell cases after firing
• Device for discharging
• Steam engine exhaust system
• See to car and jet crash — with this?
• Device throwing something out
• One leaving plane in an emergency