Submitted by György Chityil ... on Fri, 01/19/2018 - 22:09 Hierarchy: VerbDescription: {{British|idiomatic|intransitive|coarse|_|slang}} To make a mistake.Ngram: drop a bollockNgram Text: drop a bollockSource: WiktionaryIssue: 0Wiktionary tag: coarseNgram Count: 3