Definitions
1.NounThat which remains when use or need is satisfied, or when a limit is reached; excess; overplus; overage.
2.NounSpecifically, an amount in the public treasury at any time greater than is required for the ordinary purposes of the government.
3.NounThe remainder of a fund appropriated for a particular purpose.
4.Nounassets left after liabilities and debts, including capital stock have been deducted.
5.AdjectiveBeing or constituting a surplus; more than sufficient."surplus population; surplus words; The latest shipment of goods is surplus to our needs."
6.VerbTo treat as surplus to requirements; to sell off or dismiss from employment, etc.