A sub-conscious button that is turned on, to produce epic gameplay in the popular Bungie Studios' game "Halo 3." Turning on this switch allows one to overrun a a team of highly ranked players that think they are MLG worthy. By doing so, one can also gather material for their upcoming montage.
1. Dude, I was one shot in blue room, but popped out and went beast mode on his ass. 2. I went +24 on The Pit? Wow, beast mode.
By Veracious4Tap
One man pumping another man's ass
Carl Valle went Beast Mode on that guy's glutes.
By Uncle Rick
Being extremely awesome.
Dang, Pop Rocks bubble gum is seriously Beast Mode.
By Schweaina
stage wherein you are provoked usually released when dealing with horrible traffic
KINGINA mo lo. Businahan kong three (3) times, o Beast Mode na yan ah.
By bismud
A state of epicness entered when you are in need of enhanced power, skill, or all out brutality. Similar to Super Saiyan. Eg: In the 2010 NHL playoffs, Ryan Kesler went into Beast Mode, playing with a f*cked up shoulder and still making the other teams his b*tch.
"Did you see McGregor knock that guy out last night?" "Yeah man, he was in Beast Mode!"
By Kronos Lord of Time