Resisting or protecting against attack from someone.

c. 1400 (adj. and noun), from French défensif (14c.), from Medieval Latin defensivus, from defens-, past participle stem of Latin defendere (see defend). Of persons, "alert to reject criticism,&q [..]

resisting attack.

an attitude of defensiveness (especially in the phrase `on the defensive') intended or appropriate for defending against or deterring aggression or attack; "defensive weapons& [..]

adj. Carried on in resistance to aggression.

1 : serving to defend or as part of a defense [a pleading] 2 : devoted to resisting or preventing aggressive actions [a recapitalization…to escape a takeover attempt "Barbara Franklin"] ... [..]

(n) an attitude of defensiveness (especially in the phrase `on the defensive')(adj) intended or appropriate for defending against or deterring aggression or attack(adj) attempting to justify or d [..]

(NATO Aviation) Aircraft is maneuvering with reference to a stated condition - Spike (friendly radar lockon), Missile, Mud (missile or gun radar lockon), SAM.

Aircraft is in a defensive position and maneuvering with reference to the stated condition. If no condition stated maneuvering is with respect to A/A threat.

Aircraft is in a defensive position and maneuvering with reference to the stated condition. If no condition stated maneuvering is with respect to A/A threat.

Intended for defence; protective. ''a defensive perimeter'' Intended to deter attack. ''a defensive missile system'' Performed so as to minimise risk. ''defensive driving'' Displaying an [..]

defensive (means, attitude or position of defense)