aggressive

/ə-ˈgre-siv/

borrowed from New Latin aggressīvus, from Latin aggressus, past participle of aggredī "to step up to, approach, attack" + -īvus -ive

adjective

  1. tending toward or exhibiting aggression

  2. marked by combative readiness

  3. marked by obtrusive energy and self-assertiveness

aggressive behavior

an aggressive fighter

aggressive militant assertive self-assertive mean obtrusively energetic especially in pursuing particular goals. aggressive implies a disposition to dominate often in disregard of others' rights or in determined and energetic pursuit of one's ends. militant also implies a fighting disposition but suggests not self-seeking but devotion to a cause, movement, or principle.

adjective

  1. being, marked by, or displaying behavior characterized by the expression of negative feelings, resentment, and aggression in an unassertive passive way (as through procrastination and stubbornness)

It is passive-aggressive behavior, the donning of a mask of amiability that conceals raw antagonism toward one's competitors, even one's friends.

adjective

  1. extremely or excessively aggressive

a hyperaggressive sales agent