Meaning of “aggressive” - Learner’s Dictionary

aggressive

adjective uk us /əˈɡresɪv/
ANGRY

B2 behaving in an angry and violent way towards another person:

He was drunk and aggressive.
aggressive behaviour
DETERMINED

using forceful methods and determined to succeed:

an aggressive marketing campaign
aggressively adverb

(Definition of “aggressive” from the Cambridge Learner’s Dictionary © Cambridge University Press)