This is the 11782nd most frequent Swedish word.
"Pocket" in Swedish refers to a paperback book.
'Pocket' here refers to the common term for a pouch or compartment on clothing.
Jag har en bok i min pocket.
I have a book in my pocket.
'Pocket' here describes the compact size of the book, suitable to be carried in a pocket.
Den här boken är i pocketformat.
This book is in pocket-size format.
'Pocket' here is part of a compound word 'Pocketbok', which denotes paperback books.