1. An aggressive response to stimulus that would normally evoke a placid or even neutral reaction.
2. Being an asshole when completely unnecessary, typically occurring when a male has to prove how large his phallus is.
3. Physical use of a phallus to bludgeon small animals, shrubbery, or even midgets to death.
1. "This phallic aggression thing is out of control, we know your cock is small, please don't go out of your way to prove it."
2. Lumberjack Johnson began his morning with a bout of phallic aggression, squirrels, rabbits, coyote's, nothing stood a chance.