Meaning of open boarding | Babel Free
Definitions
A system of bus operation where passengers may enter through various doors along the vehicle's length without having to pass the driver to buy or show a ticket.
UK, uncountable
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.