मुझे प्यास लगी है

Definition in English: used when one has a parched throat and wants to drink water

Definition in Hindi: तब इस्तेमाल किया जाता है जब किसीका गला सूख रहा हो और पानी पीना चाहता हो 

Example: After I had run a half marathon, I said in Hindi ‘Mujhe pyaas lagi hai’.