Definition of vang in English:



  • 1Each of two guy ropes running from the end of a gaff to the deck.

    • ‘If the vang is on tight and the wind drops be sure to ease it to maintain good mainsail trim.’
    • ‘Especially in heavy winds, ease the vang an inch or two for the reach.’
    1. 1.1also boom vang A fitting used to pull a boat's boom down and help control the shape of the sail.
      • ‘There is a tendency for the boom vang to be pulled on too hard when sailing downwind.’
      • ‘Ease the traveler all the way and adjust the boom vang to control leech tension.’
      • ‘In heavy air, you need to pull in the boom vang a little more, and in super heavy air, really crank it.’
      • ‘This keeps the controls close enough to the forward end of the boom, but also keeps the stopper forward of the area where the boom vang is attached.’
      • ‘If you are racing, the boom vang can be set tight to flatten the sail enabling the vessel to carry more sail in stronger winds.’


Mid 18th century: variant of obsolete fang, denoting a gripping device, from Old Norse fang ‘grasp’, of Germanic origin.