An idiot person. Usually someone who does something that crushes another persons feelings and makes them feel like shit.
You shit pigeon, you fucked my girlfriend so I am going to shoot you in the stomach!
This particular event occurs when a male cums in a women’s hair then proceeds to rub it in as conditioner.
Wow my hair is dry Darrick you should give me a wyo pigeon shit so I can make it silky smooth.