[ uh-gres ]
See synonyms for aggress on
verb (used without object)
  1. to commit the first act of hostility or offense; attack first.

  2. to begin to quarrel.

verb (used with object)
  1. to behave aggressively toward; attack (often followed by upon): wild animals aggressing their prey.

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

Words Nearby aggress Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use aggress in a sentence

British Dictionary definitions for aggress


/ (əˈɡrɛs) /

  1. (intr) to attack first or begin a quarrel

Origin of aggress

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