an open book
noun
: a person or thing that is easy to learn about and understand
My life is an open book. I have nothing to hide.
Examples of an open book in a Sentence
Recent Examples on the Web
Through her Instagram and online community, Burke, now 53, is an open book about her chronic health conditions.
—
Mara Santilli, Flow Space, 11 June 2025
Despite his dark sunglasses, worn due to legal blindness caused by Stevens-Johnson syndrome, suggesting a sense of mystique, one thing became clear: Ab-Soul is an open book for those willing not to judge its cover.
—Demicia Inman, VIBE.com, 6 June 2025
As a result, the surface of the land and sea is an open book that anyone with an internet connection can read to the point where the embarrassing launch failure of a North Korean frigate is instantly world news instead of a vague rumor.
—David Szondy
may 31, New Atlas, 31 May 2025
Eccentricity, Edited Some may view Parnevik—once one of the most unconventional and entertaining golfers, an open book who wore his heart on his sleeve—as a dying breed.
—Mike Dojc, Forbes.com, 24 Apr. 2025
Over the years, Rexha has been an open book with her fans.
—Angel Diaz, Billboard, 6 May 2025
Gisele Bundchen isn’t exactly known for being an open book.
—Madeleine Marr, Miami Herald, 12 May 2025
Once a candidate applies for membership, a rule book is sent to the candidates and must pass an open book quiz.
—Brendan Connelly, Boston Herald, 18 Feb. 2025
Actress Ione Skye, 51, is an open book in her debut memoir Say Everything.
—Gillian Telling, People.com, 4 Mar. 2025
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Mara Santilli, Flow Space, 11 June 2025
Despite his dark sunglasses, worn due to legal blindness caused by Stevens-Johnson syndrome, suggesting a sense of mystique, one thing became clear: Ab-Soul is an open book for those willing not to judge its cover.
—Demicia Inman, VIBE.com, 6 June 2025
As a result, the surface of the land and sea is an open book that anyone with an internet connection can read to the point where the embarrassing launch failure of a North Korean frigate is instantly world news instead of a vague rumor.
—David Szondy
may 31, New Atlas, 31 May 2025
Eccentricity, Edited Some may view Parnevik—once one of the most unconventional and entertaining golfers, an open book who wore his heart on his sleeve—as a dying breed.
—Mike Dojc, Forbes.com, 24 Apr. 2025
Over the years, Rexha has been an open book with her fans.
—Angel Diaz, Billboard, 6 May 2025
Gisele Bundchen isn’t exactly known for being an open book.
—Madeleine Marr, Miami Herald, 12 May 2025
Once a candidate applies for membership, a rule book is sent to the candidates and must pass an open book quiz.
—Brendan Connelly, Boston Herald, 18 Feb. 2025
Actress Ione Skye, 51, is an open book in her debut memoir Say Everything.
—Gillian Telling, People.com, 4 Mar. 2025
Cite this Entry
“An open book.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/an%20open%20book. Accessed 3 Jul. 2025.
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