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15.
to give some one aggro is to give some abuse.
'the other day some random old boy gave me bare aggro'
by big baz January 14, 2008
 
16.
1. To aggrivate or get attention of a monster.
2. When a newbie or someone dumb runs around and gets attention from every monster in the area.
OMG! He aggroed the all the consairs in the fort!
by Lady_dragon November 21, 2006
 
17.
When a creature in an mmorpg attacks you without warning when you step inside it's attack radius.
Aww crap, that 65 elite dragonkin just aggroed.
by Brad H. May 09, 2006
 
18.
Having the attention of someone/something.

Often used term in the game "World of Warcraft".
Casters, if you pull aggro you need to dump it.

Wait for the tank to aggro.

Be careful that you don't pull aggro.

Hunter pulls, tank aggros, kill the marked.
by MePoop April 19, 2006
 
19.
rage + emo = aggro
Paul: "Leave Britney alone.. OR I'LL KILL YOU."
Liz: "Dude.. why are you so aggro?"

by Pythoness December 16, 2007
 
20.
Shortened version of aggravated.

Crazy wild.
Don't get all Aggro!

The line was so long, and it was so hot, I started getting totally Aggro.

He wanted to fight, so I just went totally aggro!
by octavius March 09, 2004
 
21.
1. Aggressive
2. Angry
3. That mountain on the one nickoldeon show Global Guts the Aggro Krag
1. OMG OMG THT MONSTXOR IS TEH AGGRO!
2. JESUS H CHRIST THAT HOMEWORK MADE ME AGGRO
3.Look at that retarded kid he cant even climb the aggrokrag
by Nate January 23, 2005