ˈfree fall, free-fall noun [singular, uncountableU] 1 TTAthe movement of someone or something through the air without engine power, for example before a parachute opens after someone has jumped out of a plane 自由下落in/into free fall The spacecraft is now in free fall towards the Earth. 航天器现在向地球自由下落。
2 VALUEa very fast and uncontrolled fall in the value of something 〔某物价值的〕暴跌 the free-fall in housing prices 房价暴跌
in/into free fall The economy is in free fall. 经济一路下滑。
—free-falling adjectiveadj