The verb book means: v. make an appointment for a hotel, restaurant, theater, etc. Reserve (sb) a seat on an airplane, etc. Make a date with (a singer, etc.). ) For a performance.
Extended data
1, the usage of book as a noun stands for book:
For example: reference/children/library books
Translation: reference books; Children's books; collect books
2.book is used as a verb to express the expected usage:
I'd like to reserve a table for two at 8 o'clock tonight.
I'd like to reserve a table for two at 8 o'clock tonight.