—n. 1. the act or process of going out: Her illness occasioned a tremendous outgo of affectionate concern. 2. money paid out; expenditure: a record of income and outgo. 3. something that goes out; outflow: The outgo of electrical energy had to be increased.
—v.t. 1. to go beyond; outdistance: to outgo the minimum rquirements. 2. to surpass, excel, or outdo: Each child was encouraged to outgo the others. 3. Archaic.to go faster than; excel in speed.