groar
verb (amberese): to growl and roar in frustration. Usually accompanied by abbreviated flailing of clenched fists and keyboard mashing. Also can be used as a noun.
Mark usually groars in the back room after pretending to be nice to stupid people.
groaring
A combination of the word "roaring" and "growling", as in the sound of hunger. Invented by a hungry jaime in 2007.
My stomach is groaring cause i haven't eaten since 2!