#1 outgo n. [spending, expenditure, outlay] money paid out; an amount spent. wn #2 outgo v. [surpass, outstrip, outmatch, exceed, outdo, surmount, outperform] be or do something to a greater degree; "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class". wn