In sailing, hiking is the action of moving the sailor's body weight as far to windward (upwind) as possible, in order to counteract the force of the wind pushing sideways against the boat's sails.
Hiking is the action of moving the sailor's body weight as far to windward (upwind) as possible, in order to counteract the force of the wind. This was in sailing. This wind is pushing sideways against the boat's sails.