a physiological need to drink
"After running five miles in the heat, my throat felt so parched that I couldn't wait for even a sip of water."
strong desire for something (not food or drink)
"a thirst for knowledge"
"hunger for affection"
A sensation of dryness in the throat associated with a craving for liquids, produced by deprivation of drink, or by some other cause (such as fear, excitement, etc.) which stops the secretion of the pharyngeal mucous membrane.
"After running through the hot desert sand without water, he felt an intense thirst that made his throat feel like it was on fire."
feel the need to drink
"After running five miles in the heat, my throat felt so dry that I could barely swallow a sip of water."
To be thirsty.
"After running five miles in the heat, I was so thirsty that I drank three liters of water in one go."