Upwind - Definition
upwind
adv 1: toward the wind; "they were sailing leeward" [syn:
leeward, upwind] [ant: downwind, windward]
2: in the direction opposite to the direction the wind is
blowing; "they flew upwind" [syn: upwind, against the
wind, into the wind] [ant: downwind]
adj 1: towards the side exposed to wind [syn: upwind,
weather(a)]