ejector seat
From Longman Dictionary of Contemporary EnglishRelated topics: Airejector seateˈjector ˌseat British English, ejection seat American English noun [countable] TTAa special seat that throws the pilot out of a plane when it is going to crashExamples from the Corpusejector seat• The pilot was saved by his ejector seat ... and by smashing through a greenhouse full of tomato plants.