open book

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Related to open book: Open Book Fracture

an open book

1. Something that is easy to understand or decipher. These legal contracts are anything but an open book.
2. One who acts (or purports to act) honestly, with no secrets. Ask me anything, I'm an open book. Adam says he's an open book, but I've seen him sneaking out of his house late at night.
See also: book, open
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

(like an) open book

Fig. [of someone or something] easy to understand. Jane's an open book. I always know what she is going to do next. The committee's intentions are an open book. They want to save money.
See also: book, open
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

open book

Something or someone that can be readily examined or understood, as in His entire life is an open book. This metaphoric expression is often expanded to read someone like an open book, meaning "to discern someone's thoughts or feelings"; variations of this metaphor were used by Shakespeare: "Read o'er the volume of young Paris' face," ( Romeo and Juliet, 1:3) and "O, like a book of sport thou'lt read me o'er" ( Troilus and Cressida, 4:5). [Mid-1800s] For an antonym, see closed book.
See also: book, open
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
In partnership with the City of Alexandria Mayor Justin Wilson, and ACPS Officials, The Open Book Foundation will be donating 6,000 new books to selected Title I elementary schools.
It is an open book. We are expecting more and more people to join.'
In town there is a good used bookstore called the Open Book, with an apartment up above, that's rentable by the week.
Despite these results, studies that examined the effect of open book management on employee performance and consumer satisfaction are still few, especially in the Arab region and in the industrial sector in particular.
Galing po ang certification ng maingay na ito sa kwestyunableng kurso kung saan manonood ka lang raw ng video ng isang oras-kalahati, saka mag-exam na open book, at matapos mong magbayad ng 660 dollars ay certified ka na sa forensics,' Aquino said.
Open Book could launch Fatherson into the big league.
Paul's Ruminator Books' satellite bookstore, located on the ground floor of the three-story Open Book complex and adjacent to the Coffee Gallery cafe.
The Fractional Dehn Twist Coefficients (FDTC, in short) is a quasimorphism FDTC : G [right arrow] Q which plays an important role in contact 3-manifolds and open book decompositions [HKM1].
In developing our approach to open book management, Zingerman's learned a lot from "The Great Game of Business" by Jack Stack and the training organization that grew out of it.
"I am still going to be looking for other challenges but I have really loved being part of this sport, I have an international co-driving licence and I guess it's an open book," said Williams, who will be a pundit and mentor at next year's Winter Olympics in Sochi.
An open book test teaches students how to find information when they need it.
By Joseph Varghese/Staff Reporter In a revolutionary shift in the Indian school examination system, the Central Board of Secondary Education (CBSE) will introduce an "open book" section in the final examinations for classes 9, 10 and 11 from the current academic year and for class 12 board examination from the 2014-15 academic year.
According to media reports, the ECP rejected Maulana's plea and maintained the decision of allotting open book as election symbol to JUI-F.
"Through employee ownership and open book management, we have a highly engaged work force working at top form."
In September 2011 the Book Lounge launched its first annual literary festival, Open Book Cape Town.