GNU Collaborative International Dictionary of English

Found one definition

1.       
   Drought , n. [OE. droght, drougth, druȝð, AS. drugað, from drugian to dry. See Dry, and cf. Drouth, which shows the original final sound.]
   Dryness; want of rain or of water; especially, such dryness of the weather as affects the earth, and prevents the growth of plants; aridity.
   1913 Webster
   The drought of March hath pierced to the root.
   Chaucer.
   
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   In a drought the thirsty creatures cry.
   Dryden.
   
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   Thirst; want of drink.
   Johnson.
   
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   Scarcity; lack.
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   A drought of Christian writers caused a dearth of all history.
   Fuller.
   
   1913 Webster