1.To charge or load too heavily; to burden; to oppress; to cloy.
2.To fill too full; to crowd. "Our language is overcharged with consonants."
3.To charge (a buyer) an excessive price; to charge beyond a fair rate or price.
4.To exaggerate; as, to overcharge a description.
5.(Electricity) To charge (a battery) too much, so as to cause damage.