Definitionen
1.VerbTo attain great heights, a high value, or a numerically high measurement.
2.VerbTo achieve the lowest or highest score possible, such that the player is usually rewarded with bonus points."In our last hand of pinochle, Leon and Janet shot the moon, taking all 50 tricks.; When Randy took the queen of spades on the last trick in our game of hearts, he shot the moon."
3.VerbTo abscond without paying one's rent.
4.VerbUsed other than figuratively or idiomatically: see shoot, moon.