aggressive (adj.)

  1. having or showing determination and energetic pursuit of your ends; an aggressive businessman; an aggressive basketball player; he was aggressive and imperious; positive in his convictions; aggressive drivers'

  2. tending to spread quickly; an aggressive tumor

    [ Syn: fast-growing , strong-growing ]

  3. characteristic of an enemy or one eager to fight; aggressive acts against another country; a belligerent tone

    [ Syn: belligerent ]

The dictionary is based on the WordNet Electronic Lexical Database.
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