Definition of "boarder"

boarder

/ˈbɔədə/

noun
plural boarders
1. A pupil who lives at school during term time.
2. Someone who pays for meals and lodging in a house rather than a hotel.
3. One who boards a vehicle.
  Quotations
  I have found holding all doors open solves much of this problem, as late boarders can enter the rear and tag in rather than wait the time it takes to get to the front, particularly if the bus shelter or some other obstacle hinders vision and boarding.
  2013, Douglas Meriwether, The Dao of Doug
4. (nautical) A sailor attacking an enemy ship by boarding her, or one repelling such attempts by an enemy.
  Quotations
  Sensors show inbound Covenant boarding craft. Stand by to repel boarders.
  2001 November 15, Bungie, Halo: Combat Evolved, v1.0, Microsoft Game Studios, Xbox, level/area: The Pillar of Autumn
5. Someone who takes part in a boardsport, such as surfing or snowboarding.
6. Misspelling of border.