Definition that contains free fall
- fall descend in free fall under the influence of gravity
- pound a nontechnical unit of force equal to the mass of 1 pound with an acceleration of free fall equal to 32 feet/sec/sec
- skydiving performing acrobatics in free fall before pulling the ripcord of a parachute
- lbf. a nontechnical unit of force equal to the mass of 1 pound with an acceleration of free fall equal to 32 feet/sec/sec