Definition of "vang"

vang¹

verb
third-person singular simple present vangs, present participle vanging, simple past and past participle vanged
1. (dialectal or obsolete) To take; undertake for.
2. (dialectal, as a godparent) To undertake for at the baptismal font; be godfather or godmother to.

vang²

noun
plural vangs
1. (nautical) A line extended down from the end of a gaff, used to regulate its position
  Quotations
  Having the vang and the Cunningham in the right spot can be beneficial.
  2013, Frank Bethwaite, Fast Handling Technique, page 141
verb
third-person singular simple present vangs, present participle vanging, simple past and past participle vanged
1. (sailing) To flatten the sail and regulate its position with such a line.
  Quotations
  On a catamaran, the curved track has enough beam to allow the mainsheet to vang the boom throughout its entire arc.
  1998 February, Yachting, page 62
  The Patented Hoyt Jib Boom adds to offwind speed by vanging the jib and acting as a built in whisker pole.
  1999 January, Cruising World, volume 25, number 1, page 80
  We needed to vang the main, pull it down to flatten it, and make it more efficient.
  2018, Henry R. Danielson, Island People: Finding Our Way