Meaning of book on | Babel Free
Definitions
To register (for duty).
intransitive
Examples
“Having woken at 0900 the previous morning, he had not slept during the day and had already been awake for 11 hours when he booked on.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.