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

It's been 41 years since her autobiographical Out on a Limb became a new-age bestseller, and MacLaine, 90, is once again an open book with The Wall of Life: Pictures and Stories from This Marvelous Lifetime, which comes out Oct. 22. —Jeremy Helligar, People.com, 19 Oct. 2024

Essentially, the blueprint for the success of Season 2 was laid out in front of the cast and creatives like an open book. —Tim Lammers, Forbes, 3 Oct. 2024

Halsey has been an open book lately about the series of health issues she’s been dealing with over the past few years. —Gil Kaufman, Billboard, 26 Sep. 2024

Lemonade was an open book into the mind of Beyoncé Knowles, and in it contained her best body of work to date. —Okla Jones, Essence, 4 Sep. 2024

While no one knew exactly what Richard Nixon would do, Donald Trump’s playbook is an open book. —Dan Rather, Variety, 8 Aug. 2024

Authenticity attracts, and Kehlani is an open book. —Lea Veloso, StyleCaster, 31 July 2024

As Mamas Uncut previously reported, this isn’t the first time Michael J. Fox has been an open book about his life with Parkinson’s Disease. —Sara Vallone, Miami Herald, 30 June 2024

Emily Maynard’s love life is now quite literally an open book. —Heidi Finley, Charlotte Observer, 4 June 2024