jack up Rate this phrase:(4.00 / 2 votes)
To raise, hoist, or lift a thing using a jack, or similar means.

The oil rig can be jacked up higher when the hydraulic legs touch the sea floor.

Additional definitions for 'jack up':

jack upTo raise, increase, or accelerate; often said of prices, fees, or rates. See also jack up the price.
jack upTo ruin; wreck; mess up; screw up; sometimes as a bowdlerized substitution for f** up.
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"jack up." Phrases.net. STANDS4 LLC, 2018. Web. 18 Oct. 2018. <https://www.phrases.net/phrase/jack-up_751>.

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