Meaning of the word "address book" in English

What does "address book" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

address book

US /ˈæd.res ˌbʊk/
UK /ˈæd.res ˌbʊk/
"address book" picture

Noun

1.

a book or electronic file for storing names, addresses, and telephone numbers of contacts

Example:
I need to update my address book with her new contact details.
My phone's address book is full of old numbers.
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