• WordNet 3.6
    • n aggression violent action that is hostile and usually unprovoked
    • n aggression deliberately unfriendly behavior
    • n aggression the act of initiating hostilities
    • n aggression a disposition to behave aggressively
    • n aggression a feeling of hostility that arouses thoughts of attack
    • ***
Webster's Revised Unabridged Dictionary
    • n Aggression The first attack, or act of hostility; the first act of injury, or first act leading to a war or a controversy; unprovoked attack; assault; as, a war of aggression . “Aggressions of power.”
    • ***
Century Dictionary and Cyclopedia
    • n aggression The act of proceeding to hostilities or invasion; a breach of the peace or right of another or others; an assault, inroad, or encroachment; hence, any offensive action or procedure: as, an aggression upon a country, or upon vested rights or liberties.
    • n aggression The practice of making assaults or attacks; offensive action in general.
    • n aggression Synonyms Attack, invasion, assault, encroachment, injury, offense.
    • ***
Chambers's Twentieth Century Dictionary
    • n Aggression ag-gresh′un first act of hostility or injury: a breach of the peace: an attack on public privileges.
    • ***


  • Ted Solotaroff
    Ted Solotaroff
    “Aggression, the writer's main source of energy.”
  • Sigmund Freud
    “The tendency of aggression is an innate, independent, instinctual disposition in man... it constitutes the most powerful obstacle to culture.”
  • Marshall Mcluhan
    “The car has become the carapace, the protective and aggressive shell, of urban and suburban man.”
  • John Foster Dulles
    John Foster Dulles
    “Our capacity to retaliate must be, and is, massive in order to deter all forms of aggression.”
  • King Jr. Martin Luther
    “Mankind must evolve for all human conflict a method which rejects revenge, aggression, and retaliation. The foundation of such a method is love.”
  • Bette Davis
    “My passions were all gathered together like fingers that made a fist. Drive is considered aggression today; I knew it then as purpose.”


Webster's Revised Unabridged Dictionary
L. aggressio, fr. aggredi,: cf. F. agression,
Chambers's Twentieth Century Dictionary
L. aggredi, -gressusad, to, gradi, to step.


In literature:

Many of them condemn all unjust, aggressive, or even unnecessary wars.
"The Map of Life" by William Edward Hartpole Lecky
A navy was raised with surprising promptitude, to prevent insolence and to chastise aggression.
"Great Men and Famous Women. Vol. 4 of 8" by Various
The capitulation of Baylen paralysed for a time the aggressive movements of France in Spain.
"The Political History of England - Vol XI" by George Brodrick
Here the aggression was on your side.
"Borneo and the Indian Archipelago" by Frank S. Marryat
These wars in the South were incited by the insolence and aggressiveness of the Americans.
"The Indian Today" by Charles A. Eastman
At Baltimore, his supporters were enthusiastic, aggressive, boisterous.
"Stephen Arnold Douglas" by William Garrott Brown
And if you really mean to 'play with' me you must also leave off looking so aggressively industrious.
"Captain Desmond, V.C." by Maud Diver
He is not aggressive.
"Buchanan's Journal of Man, November 1887" by Various
He dreaded his aggressive masculinity.
"The Rough Road" by William John Locke
That, by our code of morals, would be criminal aggression.
"The American Empire" by Scott Nearing

In poetry:

Nothing, in brief, but maudlin confession,
Irresponse to human aggression,
Amid the precipitation, down-float
Of insubstantial manna,
Lifting the faint susurrus
Of his subjective hosannah.
"'The Age Demanded'" by Ezra Pound
His Indicative some new aggression foreshews—
His Potential means plunder to friends and to foes—
His Subjunctive denotes turning Saints into Cash—
His Optative aims at these Islands a dash:
"The New French Grammar Analysed" by Thomas Stott
Long years we have suffered opprobrium and wrong,
But we clung to your side with affection so strong,
That at last, in mere wanton aggression, you broke
All the ties of our hearts with one murderous stroke.
"Farewell To Brother Jonathan" by Anonymous Americas
But even morons think a while
When trembling on the brink a while
Of chaos, and they've lately come to see,
Subtracting his aggressiveness
And picturesque expressiveness.
There's noting much remaining of John T.
"'John T'" by C J Dennis
October blasts had strown the wreaths that erstwhile hung so gay,
Above the brows of Queenston Heights where we impatient lay;
Niagara fretted at our feet, as chafing at his post,
And impotence to turn the fleets that bore the aggressive host.
"Laura Secord: The Heroine of The War Of 1812 - Act III" by Sarah Anne Curzon

In news:

The rookie guard put together his best performance of the season with a team-high 22 points (on 7-for-14 shooting), four rebounds and demonstrated the aggressiveness that Coach Randy Wittman has been encouraging.
California Chiropractic Association Launches Aggressive Campaign.
Aggressive flight maneuver led to deadly Corona airplane crash.
That same aggressive approach comes through more than a year later.
Noninvasive Measurement Enables Use of Interstitial Fluid Pressure as Potential Biomarker for Tumor Aggressiveness.
Foggy Bottom residents are learning that the hard way this week, as an "aggressive raccoon" has started to prowl the neighborhood.
What took place Oct 25 at UFC 90 won't be repeated Wednesday night (Versus at 8) in Hollywood, Fla WEC featherweight champion Urijah Faber promises to be his usual aggressive self against challenger Mike Brown.
Aggressively connect with your network face-to-face.
The NHL, with rosters that read like a United Nations roll call, has been aggressively trying to prevent games from becoming arenas for anti-war protest.
An energetic and aggressive Mitt Romney took on a subdued President Barack Obama Wednesday over jobs, taxes, Medicare, health care and even Big Bird in the first high-stakes debate of the 2012 White House campaign.
Wood himself is not diagnosed, but his fiancée, Emily Niinemets, was diagnosed with aggressive lymphoma cancer in early January, the story stated.
It's a busy week for Syracuse aggressive rock front man Karl Buechner.
TORONTO (AP) – Jason Hammel gave up a career-high four homers to the Toronto Blue Jays, and it was their aggressive swings on his breaking balls that left the right-hander asking questions.
Washington's Marjorie Heard, a freshman who played at Glacier Peak High School, has impressed Huskies' coach Tia Jackson with her aggressive approach to basketball.
EPA contracts support aggressive move to cloud computing.

In science:

The broad ob jective of this initiative was to identify the opportunities and challenges towards achieving petaflops computing and to formulate a research program that will lead this nation aggressively toward that goal.
GRAPE-6: A Petaflops Prototype
The value γ = 107◦ is marginally consistent with the range specified in Ref. , but far outside the aggressive limits quoted in Ref. .
New Information on B Decays to Charmless VP Final States
But Arkani-Hamed, Dimopoulos, and Dvali [114] have argued that this aggressive choice is not excluded.
Theoretical Summary Lecture for EPS HEP99
Perhaps the most aggressive use of new technology is in triggers and data acquisition systems for BTeV and the LHC experiments.
Conference Summary - Beauty 2000
The scenario just presented is being pursued aggressively by a private company, Technanogy, LLC, with funding from NASA, and the small storage ring could be in operation within the next several years.
Prospects for low-energy antiproton physics at Fermilab