English-Finnish translations for open book

• avoin kirja

Definition of open book

• Something of which salient aspects are obvious or easily interpreted
• A person who through naivete responds candidly to questions or openly displays their emotions or intentions
• An open book decomposition

Synonyms

• wears one's heart on one's sleeve

Related words

• open book decomposition
• read like an open book
• read sb like an open book
• read somebody like an open book
• open-book