A crunk uncle, everyone has one.
"Who's that man by himself in the corner eating a raw hot dog?"
"Oh that's my Crunkle Keith"
An African American male who participates (in any way) in the crunkcore scene.
"Bro, did you see all of those crunkle toms in that Unicorns Killed My Girlfriend video?"
"I sure did, man. What a bunch of race traitors."