have an itching palm

To be looking for a bribe or payout; to be greedy or corrupt. A: "I can't believe that guy at the desk actually answered all of your questions!" B: "Ah, he just had an itching palm—a little money made him more inclined to talk." These wealthy businesses shape the law by finding politicians who have itching palms. There's always a way to get what you want—you just need to figure out which members of the administrative board have an itching palm.