Dictionary.com

aggress

[ uh-gres ]
/ əˈgrɛs /
Save This Word!

verb (used without object)

to commit the first act of hostility or offense; attack first.
to begin to quarrel.

verb (used with object)

to behave aggressively toward; attack (often followed by upon): wild animals aggressing their prey.

QUIZZES

QUIZ YOURSELF ON “ITS” VS. “IT’S”!

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!
Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of aggress

1565–75; from Latin aggressus (past participle of aggredī “to attack”), equivalent to ag-ag- + gred- (see grade) + -tus past participle suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for aggress

aggress
/ (əˈɡrɛs) /

verb

(intr) to attack first or begin a quarrel
C16: from Medieval Latin aggressāre to attack, from Latin aggredī to attack, approach
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Get Online Help For Kids!