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1.
BLACKAPALOOZA is the multi-act, touring music festival package that features Alternative R&B Music and related African-American arts, crafts and culture patterned after the seventies “MOTOWN REVUE” and the alternative music festival, "Lollapalooza".
Blackapalooza SummerJam on Tour 2000
by Blackapalooza Music Tours May 03, 2008
 
2.
A high gathering of black people.
"hey man, lets go to McDonalds.” "Naw man that place is a blackapalooza."
by Justin Albaniel March 11, 2008