outboard: Meaning and Definition of

out•board

1. located on the exterior of a hull or aircraft.
2. located farther from the center, as of an aircraft: the outboard end of a wing.
3. (of a motorboat) having an outboard motor.

1. outside or away from the center of a hull, aircraft, machine, etc.:Cf. The sail swung outboard.

1. an outboard motor.
2. a boat equipped with an outboard motor.