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Webster 1913 Edition

adv.

[Pref.

weather

(Naut.)

On the weather side, or toward the wind; in the direction from which the wind blows; – opposed to

alee

;

as, helm

aweather

Totten.

adv.

aweth'er. [a and weather.]

On the weather-side, or towards the wind; as, the helm is aweather; opposed to alee.

aweather ‎(comparative more aweather, superlative most aweather)

(nautical) On the weather side, or toward the wind; in the direction from which the wind blows.
Helm aweather!