1. the number of people that a bus can carry or is carrying

Examples

• A busload of tourists arrived at the museum.
• The school sent three busloads of students to the field trip.
• We’re expecting a busload of visitors this afternoon.
• The concert venue filled up with busload after busload of fans.
• A busload of passengers waited at the terminal.
• The charity organized a busload of volunteers for the cleanup.