A guy who you look at and think "man that guys fucking big".

Although whilst using the term one must be looking at a black guy.

If using the term whilst looking at any other colored person or the user is by themselves their head will implode.

FYI: Common suicide method

A male chicken that happens to produce a lot of melanin and is quite large. For more info, search "Ayam cemani"

a huge black dick

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The act of a woman (or man) giving a black man a blowjob, then, right before climax, starts to suck his balls until they become swollen and his scrotum fills with excess sperm.

YOU CAN ABBREVIATE IT BY SAYING BBC!

jay's girlfriend