1. a device that forces something out or expels it from a container or mechanism
2. a mechanism in a firearm that removes spent cartridge cases from the chamber
Usage: firearms
3. a seat that can be rapidly propelled upward to remove a pilot from an aircraft in an emergency
Usage: aviation

Examples

• The ejector in the rifle failed to remove the empty shell casing.
• The pilot activated the ejector seat when the engine caught fire.
• The factory installed a new ejector to remove defective products from the assembly line.
• The steam ejector created a vacuum by using high-pressure steam.
• Military aircraft are equipped with ejectors for emergency pilot evacuation.
• The ejector mechanism jammed, preventing the cartridge from being expelled.
• Modern ejector seats can safely launch pilots at various altitudes and speeds.