Meaning of upwind

up•wind

Pronunciation: (adv., adj.up'wind'n.up'wind&sec), [key]
— adv.
  1. toward or against the wind or the direction from which it is blowing: The hunters stalked upwind.
—adj.
  1. moving or situated toward or in the direction from which the wind is blowing: an upwind leap; the upwind portions of the aircraft.
—n.
  1. a wind that blows against one's course or up a slope.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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