Submitted by György Chityil ... on Sat, 01/20/2018 - 00:57 Hierarchy: VerbDescription: {{historical}} {{euphemistic}} To masturbate. {{defdate|from 17th c.}}Ngram: self-polluteNgram Text: self-polluteSource: WiktionaryIssue: 0Wiktionary tag: euphemisticfrom 17th c.Ngram Count: 1