Inflamed or scorched; fiery.

Looking as if or scorched; sunburnt.

dried out by heat or excessive exposure to sunlight; "a vast desert all adust"; "land lying baked in the heat"; "parched soil"; "the earth was scorched and bare"; "sunbaked salt flats"

Having much heat in the constitution and little serum in the blood. [Obs.] Hence: Atrabilious; sallow; gloomy.

burned brown by the sun; "of an adust complexion"- Sir Walter Scott