The characteristic discolouration of the patella of black women. The colour is literally black, in contrast to their skin pigmentation, which, as we all know, is actually brown.
"Why have you got de black knees, mon?"
A statement made by a person who is literally passing through the digestive system of another person. The phrase can be used at any time in this process, but would not be audible until the speaker's mouth has exited the anus.
You're shitting me! Hurry up, it's smelly in here!
Expression, usually uttered by brown people, to show their amazement at something. The amazement is often heavily tinged with a high degree of doubt.
You're shitting me, mon! I don't believe you.