Definitions
1.nounThe action of defending, of protecting from attack, danger or injury.
2.nounSomething used to oppose attacks.
3.nounAn argument in support or justification of something.
4.nounA strategy and tactics employed to prevent the other team from scoring; contrasted with offence.
5.nounThe portion of a team dedicated to preventing the other team from scoring; contrasted with offence.
6.nounGovernment policy or (infra)structure related to the military."Department of Defence"
7.nounProhibition; a prohibitory ordinance.
8.verbTo furnish with defences; to fortify.