To burn the surface of; to scorch; to roast over the fire, as dry grain; as, to parch the skin; to parch corn.
- To make extremely dry, especially by exposure to heat: The midsummer sun parched the earth. See Synonyms at burn1.
- To make thirsty.
- To dry or roast (corn, for example) by exposing to heat.
- To become very dry. See Synonyms at dry.
- To become thirsty.