Submitted by György Chityil ... on Sat, 01/20/2018 - 01:10 Hierarchy: NounDescription: {{humorous}} A metaphor for a piece of headgear worn while one is thinking about how to solve a problem.Ngram: thinking capNgram Text: thinking capSource: WiktionaryIssue: 0Wiktionary tag: humorousNgram Count: 2
