be thirsty

In French, 'avoir soif' is used to express the feeling of needing or wanting a drink, typically water. It is a common phrase to describe a physical sensation of thirst. The verb 'avoir' means 'to have', while 'soif' translates to 'thirst', so together they literally mean 'to have thirst'. You might use this phrase when you are asking for something to drink or expressing that you are feeling thirsty.