Depending on the context it can mean"Are you fucking kidding me" or it's used as a question to know if the other person wants to Leim you
Person 1: "How much for the phone?"

Person 2: "150"

Person 1: "WILLST DU MICH LEIMEN?!? It's basically categorized as a flip-phone now!"
by Jürgen Müller November 20, 2022
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