Usually regarded as an animal, however, experts say it definitely is. The sheep is clad with an early form of wool sweater, also known as wool.
The guttural sound mimics that of a cow with a vocoder, further proving the theory of evolution.
The word sheep can also refer to a person with poor sense of individuality, originating from experiments done with sheep groups. They have shown that the pack will allways mimic the black sheep in the crowd. Caps, "bling"-classified apparel, baggy jeans and the phrase "bust a cap in yo'ass" will appeal to the average sheep, if worn and used by the brother sheep.
Sheep is the only creature that displays such behavior, therefore the term.
-Assistant, would you pass me forensic fabric sample A38?
-Yes Dr. (A bit of tension in the room)
-Assistant, focus! You seem quite absent.
In an act of desperation to easen the tension, Assistant acts upon a phrase he picked up earlier the same day, when passing by a barber shop, thus, acting a sheep;
-I'ma bust a cap in yo'ass cracka!
-Remove thyself from the laboratory, Assistant.