Submitted by György Chityil ... on Fri, 01/19/2018 - 23:49 Hierarchy: NounDescription: {{idiomatic|by extension}} A person or group known for achieving only a single major accomplishment.Ngram: one-hit wonderNgram Text: one-hit wonderSource: WiktionaryIssue: 0Wiktionary tag: by extensionNgram Count: 2