aggressive
1. [ adjective ] having or showing determination and energetic pursuit of your ends
Examples:

"an aggressive businessman" "an aggressive basketball player" "he was aggressive and imperious positive in his convictions" "aggressive drivers"

Related terms: unaggressive battleful assertive pugnacious truculent competitive scrappy hard-hitting hostile obstreperous predatory in-your-face hard-hitting hostile assertive offensive
2. [ adjective ] marked by aggressive ambition and energy and initiative
Synonyms: pushing pushful pushy enterprising
Examples:

"an aggressive young executive" "a pushful insurance agent" "a pushing youth intent on getting on in the world"

Related terms: ambitious
3. [ adjective ] tending to spread quickly
Synonyms: fast-growing
Examples:

"an aggressive tumor"

Related terms: invasive
4. [ adjective ] tending to spread quickly
Synonyms: fast-growing
Examples:

"an aggressive tumor"

Related terms: invasive
5. [ adjective ] characteristic of an enemy or one eager to fight
Synonyms: belligerent
Examples:

"aggressive acts against another country" "a belligerent tone"

Related terms: hostile
Similar spelling:   aggressively
  aggress
  aggression
  aggregative
  aggressor
  Agrostis
  agrestic
  agerasia
  aggregate