Submitted by György Chityil ... on Fri, 01/19/2018 - 21:46 Hierarchy: VerbDescription: {{colloquial}} To ruin; wreck; mess up; screw up; sometimes as a bowdlerized substitution for {{term|fuck up}}.Ngram: jack upNgram Text: jack upSource: WiktionaryIssue: 0Wiktionary tag: termfuck upNgram Count: 2