free fall

 

noun

[mass noun]
  • downward movement under the force of gravity only: the path of a body in free fall
  • a rapid decline that cannot be stopped: her career seemed about to go into free fall
  • the movement of a spacecraft in space without thrust from the engines.

verb

(free-fall) [no object]
  • move under the force of gravity only; fall rapidly: I was free-falling and was quickly 1,000 ft below him