UPWIND
upwind, weather
(adjective) towards the side exposed to wind
upwind, against the wind, into the wind
(adverb) in the direction opposite to the direction the wind is blowing; “they flew upwind”
leeward, upwind
(adverb) away from the wind; “they were sailing leeward”
Source: WordNet® 3.1
Etymology 1
Adjective
upwind (comparative more upwind, superlative most upwind)
exposed to the wind
Adverb
upwind (comparative more upwind, superlative most upwind)
in the direction from which the wind is blowing
Antonyms
• downwind
Etymology 2
Verb
upwind (third-person singular simple present upwinds, present participle upwinding, simple past and past participle upwound)
(transitive, archaic) To wind upwards.
(transitive, archaic) To wind up (a mechanism).
Anagrams
• wind up, wind-up, windup
Source: Wiktionary
Up*wind", v. t.
Definition: To wind up. Spenser.
Up"-wind`, adv.
Definition: Against the wind.
Source: Webster’s Unabridged Dictionary 1913 Edition