The act of masterbating so in depth that one is totally oblivious to thier surroundings and oftening letting out growling and hollering sound at the point of ejaculation!

Also used as a term of endeerment!
ie..Dude I am going to take my final exam.
Ok man Grab a root and grawl!
Hey Joey where are you going? Tonya, don't worry I am going to grab a root and grawl!
by Big Sexy 911 September 28, 2006
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