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an expression when aggravated, angry, or distressed about a situation or person. This anger can only be displayed in magnitudes of parrot slapping; referring to slapping a parrot as an alternate to slapping a person in a stressful situation.
"I am so mad at Yasmeen, that I could slap a parrot!"

"You are so lucky right now that I did not just slap a parrot."
"I had to leave the room, otherwise I was about to slap 3 or 4 parrots."
by Eyjafjallajökull aftermath April 25, 2010