verb To carry oneself in a depressed, lackadaisical manner; to give oneself up to low spirits; to pout, sulk.
verb To make spiritless and stupid.
noun The act of moping
When she gets upset, she has a little mope, and then gets over it.
noun A dull, spiritless person.
noun A bottom feeder who "mopes" around a pornography studio hoping for his big break and often does bit parts in exchange for room and board and meager pay.