Brute

a nonhuman creature; beast.
a brutal, insensitive, or crude person.
the animal qualities, desires, etc., of humankind:
Father felt that rough games brought out the brute in us.
animal; not human.
not characterized by intelligence or reason; irrational.
characteristic of animals; of brutal character or quality.
savage; cruel:
brute force.
carnal; sensual.
to shape (a diamond) by rubbing with another diamond or a diamond chip.
and thou, Brutus!: alleged dying words of Julius Caesar uttered as his friend Brutus stabbed him.
Contemporary Examples

‘Drive’ Author James Sallis on His Sequel, ‘Driven’ Alex Dueben April 3, 2012
Horoscopes for June 12-18, 2011 Starsky + Cox June 11, 2011
Danger Stalks Lucas Davenport Daily Beast Promotions May 10, 2009
D-Day Was The Largest And One Of The Bloodiest Invasions In History James A. Warren June 5, 2014
Iran’s Top Spy Is the Modern-Day Karla, John Le Carré’s Villainous Mastermind Michael Weiss July 1, 2014

Historical Examples

Jesus, The Messiah; or, the Old Testament Prophecies Fulfilled in the New Testament Scriptures (A Lady) Anonymous
K Mary Roberts Rinehart
Brave and True George Manville Fenn
Tanglewood Tales Nathaniel Hawthorne
Romain Rolland Stefan Zweig

noun

any animal except man; beast; lower animal
(as modifier): brute nature

a brutal person
adjective (prenominal)
wholly instinctive or physical (esp in the phrases brute strength, brute force)
without reason or intelligence
coarse and grossly sensual
adj.
n.