- defense⇄defense, noun, verb, -fensed,-fensing.
- defense⇄noun (Especially U.S.)1. any thing, act, or word that defends, guards, or protects; thing used to guard against attack or harm.
Ex. A wall around a city was a defense against enemies. A well-built house or a warm coat is a defense against cold wea - defense⇄v.t. (U.S. Football.) to put up a defense against (an opposing team, player, or tactic).
Ex. A team is not ""defended against"" but ""defensed"" (Time).
Also, (especially British) defence.