Submitted by György Chityil ... on Fri, 01/19/2018 - 21:46 Hierarchy: VerbDescription: {{informal}} To raise, increase, or accelerate; often said of prices, fees, or rates. See also {{term|jack up the price}}.Ngram: jack upNgram Text: jack upSource: WiktionaryIssue: 0Wiktionary tag: termNgram Count: 2