adv. In a sultry manner. [ 1913 Webster ]
a. [ Compar. Sultrier superl. Sultriest. ] [ From Sweltry. ] 1. Very hot, burning, and oppressive; as, Libya's sultry deserts. [ 1913 Webster ]
Such as, born beneath the burning sky And sultry sun, betwixt the tropics lie. Dryden. [ 1913 Webster ]
2. Very hot and humid, or hot, close, stagnant, and oppressive, as air. [ 1913 Webster ]
When in the sultry glebe I faint, Or on the thirsty mountain plant. Addison. [ 1913 Webster ]