- toward or against the wind or the direction from which it is blowing: The hunters stalked upwind.
- moving or situated toward or in the direction from which the wind is blowing: an upwind leap; the upwind portions of the aircraft.
- a wind that blows against one’s course or up a slope.
- into or against the wind
- towards or on the side where the wind is blowing; windward
- going against the windthe upwind leg of the course
- on the windward sidethe upwind side of the house has weathered