What is the meaning of Board?

A relatively long, wide and thin piece of any material, usually wood or similar, often for use in construction or furniture-making.

A device (e.g., switchboard) containing electrical switches and other controls and designed to control lights, sound, telephone connections, etc.

A flat surface with markings for playing a board game.

Short for blackboard, whiteboard, chessboard, surfboard, circuit board, message board (on the Internet), bulletin board, etc.

A committee that manages the business of an organization, e.g., a board of directors.

Regular meals or the amount paid for them in a place of lodging.

The side of a ship.

The distance a sailing vessel runs between tacks when working to windward.

The wall that surrounds an ice hockey rink.

A long, narrow table, like that used in a medieval dining hall.

Paper made thick and stiff like a board, for book covers, etc.; pasteboard.

A level or stage having a particular two-dimensional layout.

The portion of the playing field where creatures or minions can be placed (or played, summoned, etc.).

A container for holding pre-dealt cards that is used to allow multiple sets of players to play the same cards.

Board (duplicate bridge)

A provincial assembly or council.

To step or climb onto or otherwise enter a ship, aircraft, train or other conveyance.

To provide someone with meals and lodging, usually in exchange for money.

To receive meals and lodging in exchange for money.

To (at least attempt to) capture an enemy ship by going alongside and grappling her, then invading her with a boarding party.

To obtain meals, or meals and lodgings, statedly for compensation

To approach (someone); to make advances to, accost.

To cover with boards or boarding.

To hit (someone) with a wooden board.

To write something on a board, especially a blackboard or whiteboard.

A rebound.

board (of an organization)

Source: wiktionary.org