To be thirsty; to feel a need for liquid (often used as '喉が渇く').
長時間歩いて喉が渇いたので、水を一気に飲んだ。
After walking for a long time I was thirsty, so I drank water in one go.
運動後は渇きを感じやすいから、こまめに水分補給をしよう。
You tend to feel thirsty after exercise, so rehydrate frequently.
冷たい飲み物を飲んだらすぐに渇きが収まった。
After drinking a cold drink, my thirst was immediately gone.
To thirst for or crave something; often used as '〜に渇いた' to indicate strong desire for love, fame, success, etc.
若者たちは新しい経験に渇いている。
Young people are thirsty for new experiences.
彼は称賛に渇いた振る舞いを続け、周囲を疲れさせた。
He continued behaving as if starving for praise, which tired those around him.
名声に渇いた政治家の発言はしばしば物議をかもす。
Statements by politicians craving fame often cause controversy.