to live, to stay (somewhere), to crash (at someone's place)
Vas-tu crécher ici ?
Are you going to stay here?
Dis, je peux crécher dans votre maison de campagne ?
Hey, can I stay at your country house?
— L'aiguille (1989)
Tu as un endroit où crécher ce soir ?
Do you have a place to stay tonight?
T'as qu'à crécher ici.
You might as well crash here.
— Porco Rosso (1992)