The definition of aggressive is someone or something that starts fights or quarrels.(adjective)
An example of an aggressive dog is one that tries to bite or hurt others.
The definition of aggressive is someone who is prone to being competitive and makes strong attempts to win.(adjective)
An example of a person that is aggressive is a football player.
Aggressive is defined as bold and assertive.(adjective)
An example of aggressive is a tumor which spreads quickly.
See aggressive in Webster's New World College Dictionary
See aggressive in American Heritage Dictionary 4
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