1. to board an airplane; to get on a plane
Usage: transitive or intransitive; formal or technical register

Examples

• Passengers will emplane at gate 12.
• We emplaned early to secure good seats.
• The flight crew asked all passengers to emplane by 2 p.m.
• After security screening, travelers emplaned for their international flight.
• The airline announced that first-class passengers could emplane first.