closed book
Word Rarity
Uncommon
Frequency: Zipf frequency 4.79 in modern English
19
Scrabble Score
10
Letters
2
Syllables
8
Unique Chars
Meaning
noun
A person or thing that cannot be easily understood; someone or something incomprehensible or puzzling.
Example Sentences
- "Her courteous, sedate, inexorable husband, whose will she could not bend, whom she could not cajole, whose mind was a closed book to her — a book which had lain by her hand for three years, which she had never had the curiosity to open!"
- "Like the activities of British Railways Research Department, developing, testing and modifying diesel locomotives before their acceptance for service is another behind-the-scenes activity which is a closed book to most passengers and to many railwaymen."