jack-up rig
noun
an offshore drill rig or platform having a floating hull fitted with retractable legs that can be lowered to the seabed to elevate the hull above wave level.
Compare
semisubmersible.
Origin of jack-up rig
First recorded in 1965–70
Words nearby jack-up rig
jack-of-all-trades,
jack-tar,
jack-the-lad,
jack-the-rags,
jack-up,
jack-up rig,
jackal,
jackanapes,
jackaroo,
jackass,
jackass bark