outboard

a. 外侧的, 舷外的
ad. 向舷外

out.board

adj.（形容词）
Nautical
【航海】
Situated or positioned outside the hull of a vessel.
舷外的：位于或处于船体之外的
Being in a position that is away from the center line of the hull of a ship.
舷外的：位于偏离船体主线位置的
Situated or positioned toward or nearer the end of a wing of an aircraft.
外端的：位于或处于朝向或接近飞机机翼端处的
n.（名词）
An outboard motor.
舷外发动机
A boat with an outboard motor.
尾挂机船：装有舷外发动机的船

【引伸】
out.board.
adv.（副词）