Definition of backwind in English:

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backwind

Pronunciation: /ˈbakwind/
Sailing

verb

[with object]
(Of a sail or vessel) deflect a flow of air into the back of (another sail or vessel).
Example sentences
  • On the other hand, if the luff below the spreaders backwinds first then the leech has to be eased.
  • If the jib is up and overtrimmed, it can easily backwind the main and throw the boat off balance.
  • On the other extreme, don't ease the traveler to leeward so much that the genoa backwinds the entire main.

noun

A flow of air deflected into the back of a sail.
Example sentences
  • You will no doubt have backwind in the main and this is necessary to keep the boat balanced.
  • I wanted to show how the luff of our NS Main likes to just see some backwind or bubble in the luff.
  • Downdrafts, updrafts, backwinds, and eddies are subtle, less easily observed factors that affect the scent trail.
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