English version

jack something ↔ up

From Longman Dictionary of Contemporary Englishjack something ↔ up phrasal verb1 LIFTto lift something heavy off the ground using a jack Jack the car up higher – I can’t get the tire off.2 informalINCREASE IN NUMBER OR AMOUNT to increase prices, sales etc by a large amount They’re just interested in jacking up their profit margins. jack→ See Verb table
Examples from the Corpus
jack upI already put in a quarter, and now they want to jack it up.Money for plaintiffs' lawyers and court costs will jack the total up to some $ 550m.
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Verb table
jack
Simple Form
Present
I, you, we, theyjack
he, she, itjacks
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Past
I, you, he, she, it, we, theyjacked
Present perfect
I, you, we, theyhave jacked
he, she, ithas jacked
Past perfect
I, you, he, she, it, we, theyhad jacked
Future
I, you, he, she, it, we, theywill jack
Future perfect
I, you, he, she, it, we, theywill have jacked
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Continuous Form
Present
Iam jacking
he, she, itis jacking
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you, we, theyare jacking
Past
I, he, she, itwas jacking
you, we, theywere jacking
Present perfect
I, you, we, theyhave been jacking
he, she, ithas been jacking
Past perfect
I, you, he, she, it, we, theyhad been jacking
Future
I, you, he, she, it, we, theywill be jacking
Future perfect
I, you, he, she, it, we, theywill have been jacking
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