noun

1. a quantity or amount over and above what is needed or used; something left over; excess
2. 1. the excess of the assets of a business over its liabilities for a given period
   2. the excess of the total accumulated assets of a business over its liabilities and capital stock outstanding

Etymology: ME < OFr < sur-, above (see sur-) + L plus, more (see plus)

adjective

1. forming a surplus; excess; extra
2. ☆ designating or of commodities (specif., certain excess farm products) bought, stored, distributed, etc. by the government under the Federal price-support program