1951 June, Herman L. Wascher, R. S. Smith, R. T. Odell, Soil Report 74: Iroquois County Soils, U. S. Department of Agriculture, page 13,
The drouthy sandy soils are not well adapted to the grain crops that grow throughout the summer but may be used for wheat or rye, the deep-rooting legumes, or timber.

1993, Thomas Foti, The River's Gifts and Curses, Jeannie Whayne, Willard B. Gatewood, The Arkansas Delta: Land of Paradox, page 45,
That clay will not allow rainwater to penetrate far and will not give up much water to plants, so the site is a drouthy one for plants.

1962 [1948], Paul R. Beath (editor), Louise Pound (editor of 1962 edition), Febold Feboldson: Tall Tales from the Great Plains, page 58,
Febold was always a good-natured cuss, but he really got peeved one year when the weather got hotter and drier and drouthier every day.

1886 was the drouthiest year in over a generation, and the wells had dried up, and the black land on Tobe Pickett's farm had cracks in it wide enough to swallow a jackrabbit.

At parting, they bestowed a cup on him of a miraculous make, for it was ever full of wine, let the drinker be ever so drouthy.

A drouthier pair of mortals could not have been found anywhere, and, at the first draught, each emptied his cup to the bottom!

"[…]Help yoursel' to some wine, Mr. Birkenshaw, for it's drouthy work talking."

Drouthy

Meaning

Adj