Used like I'll be back, but you mean way later or never.
example 1:

Mom: Where are you going?

Boy: To school, I'll be black.

example 2:

Dad: Where are you going?

Boy: To my girlfriend's house. I'll be black.
by DJ Imperial February 14, 2011
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returning soon
Af'a I git done wit dis bitch, I'll be black, yo.
by Anonymous June 6, 2003
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The term used by Robert Downey jr. to give people a general idea of what is going to happen in his up coming movie "Tropic Thunder"
Surgeon: Rob, we're gonna turn into a darker skinned man.
Robert Downey jr: I'll be Black
by Jack De August 31, 2008
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