FREEFALL

Etymology

Noun

freefall (uncountable)

(physics) The state of being in a motion affected by no acceleration (force) other than that provided by gravity.

(common usage) The state of falling with no interference from outside forces other than the air resistance (no open parachute, etc.)

(by extension) The state of worsening out of control.

Verb

freefall (third-person singular simple present freefalls, present participle freefalling, simple past freefell, past participle freefallen)

To drop in a state of freefall.

Source: Wiktionary