free parachute
now rare
noun
A parachute released by the parachutist and not by a static line attached to the aircraft.
Origin
1920s; earliest use found in The Times.
- on (or off) duty
- on (or off) someone's case
- on (or off) the air
- on (or off) the wagon
- on (or on to) all fours
- on (or quite) the contrary
- on (or to) one side
- on (or under) pain of
- on (or upon) the gad
- Ono, Yoko
- on-pack
- on paper
- on parade
- on-peak
- on pins and needles
- on point
- on principle
- on purpose
- on-ramp
- onrastless
- on record
- on relief
- on remand
- on report
- on-road