[lick one's chops] {v. phr.}, {informal} To think about something pleasant; enjoy the thought of something.
* /John is licking his chops about the steak dinner tonight./* /Tom is licking his chops about the lifeguard job he will have at the beach next summer./* /Our team is licking its chops because we beat the champions last night./
(From the fact that some animals lick their mouths when they expect to be fed or when they see food, and after eating.) Compare: LOOK FORWARD TO, MAKE ONE'S MOUTH WATER.