Submitted by György Chityil ... on Fri, 01/19/2018 - 23:45 Hierarchy: NounDescription: {{context|fortifications}} that part of the curtain whence the fire of the opposite bastion may be discovered.Ngram: oblique flankNgram Text: oblique flankSource: WiktionaryIssue: 0Wiktionary tag: fortificationsNgram Count: 2