First Known Use: 1611
Dictionary
aggression
noun ag·gres·sion \ə-ˈgre-shən\
: angry or violent behavior or feelings
: hostile action against another country, government, etc.
Full Definition of AGGRESSION
1
: a forceful action or procedure (as an unprovoked attack) especially when intended to dominate or master
2
: the practice of making attacks or encroachments; especially : unprovoked violation by one country of the territorial integrity of another
3
: hostile, injurious, or destructive behavior or outlook especially when caused by frustration
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Origin of AGGRESSION
Latin aggression-, aggressio attack, from aggredi to attack, from ad- + gradi to step, go — more at grade
Related to AGGRESSION
Other Psychology Terms
Rhymes with AGGRESSION
accession, bull session, compression, concession, confession, depression, digression, discretion, egression, expression, impression, ingression, jam session, obsession, oppression, precession, procession, profession, progression, recession, refreshen, regression, repression, secession, skull session, succession, suppression, transgression
AGGRESSION Defined for Kids
aggression
noun ag·gres·sion \ə-ˈgre-shən\
Definition of AGGRESSION for Kids
1
: angry or violent behavior or feelings <Young children must learn to use words rather than physical aggression.>
2
: hostile action made without reasonable cause <military aggression>
Medical Dictionary
aggression
noun ag·gres·sion \ə-ˈgresh-ən\
Medical Definition of AGGRESSION
: hostile, injurious, or destructive behavior or outlook especially when caused by frustration
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