Submitted by György Chityil ... on Fri, 01/19/2018 - 23:54 Hierarchy: NounDescription: {{rare|chiefly|in the plural|vulgar|slang}} A woman's labium.Ngram: piss-flapNgram Text: piss-flapSource: WiktionaryIssue: 0Wiktionary tag: rarechieflyin the pluralNgram Count: 1