Beast Mode 

defining going crazy, screaming, or other crazy behavior

"i was just walking along, and this dude comes by and starts beating me and going beast!" ("beast" like going beast, is another way to say beast mode)

Beast Mode by dadefiner December 22, 2008

beast mode 

Owning it up,dominating. beasting destroying

wow matt just went beast mode on that guy!

beast mode by thedunk6thouz October 25, 2009

beast mode 

When you pop adderall pills before going out for a long night of rowdy drinking

Thies went beast mode last night and was the life of tha party

beast mode by lechaz stevens February 5, 2010

Beast Mode 

when you get incredibly crunk while doing something you like such as lifting weights.

when i benched 315 i was incredibly crunk and was going into beast mode.

Beast Mode by Andy Merline December 30, 2003

Beast Mode 

When doing any task, assignment, things with your women ect. Saying you will BEAST MODE something means to do it very well.

Made popular at RHS by John D. and Steve V.

EX. 1
John" yo did you hear we have a test in Mr. Trouts class today?"

Steve" hell yeah Im gonna Beast Mode that shit!"

EX.2
Steve"Did you hit that?"

John"I went Beast Mode on that bitch!"

Beast Mode by Steve Varner April 2, 2008

Beast Mode 

Comes from the Transformers series Beast Wars, which is nothing compared to the original Transformers.

Megatron was too cool to use Beast Mode.

Beast Mode by i love transformers in my ass May 11, 2003

Beast Mode 

The drunken state after tipsy and drunk but before hell mode. Beast mode is a level of drunk where you allow the alcohol to take full control of your decisions. Typically takes 15-20 units in very short space of time to enter, one must keep topping up their alcohol consumption to remain in beast mode.

Dan now you're single and ready to mingle you can pull tonight! Tell you what if you're unsure, get into beast mode and let beast mode decide for you.

Beast Mode by Mr ACR November 16, 2013