1. (p. pr. & vb. n.) of Board.

2. (n.) The act of entering a ship, whether with a hostile or a friendly purpose.

3. (n.) The act of covering with boards; also, boards, collectively; or a covering made of boards.

4. (n.) The act of supplying, or the state of being supplied, with regular or specified meals, or with meals and lodgings, for pay.

air attack air cover air strike air support blitz blitzkrieg boarding bombardment bombing cannonade cover dry run escalade fire raid foray incursion inroad invasion irruption lightning attack lightning war milk run mission raid razzia reconnaissance reconnaissance mission saturation raid scaling scramble shuttle raid sortie strafe strafing training mission umbrella