Submitted by György Chityil ... on Fri, 01/19/2018 - 18:14 Hierarchy: Proper NounDescription: {{informal|humorous}} One's private retreat or sanctum.Ngram Text: Holy of HoliesSource: WiktionaryIssue: 0Wiktionary tag: humorousNgram Count: 3Wikokit WikiText ID: 79579