1 definition by JDeathScript
A play on the phrase "Rock That" (two fists meeting as a greeting or celebration) used during Obama's run for presidency as a mockery of the fact that he would"rock that" in celebration.
Person 1: "Dude I just scored an A on my history exam"
Person 2 (Dude): "Nice! Barack-that!"
Persons 1&2 tap fists.
Person 2 (Dude): "Nice! Barack-that!"
Persons 1&2 tap fists.
by JDeathScript August 4, 2010