A common thing in Houston, Texas USA. This popular phenomenon occurs almost anywhere in Houston with a big parking lot. It is commom to see many slabs poppin' trunk, 15's bangin, sittin low on gold D's wrapped up in Vogues. Slab parties are popular among the local rap scene and its fans in Houston. Slab parties might also be found in other parts of Texas and the south. For more information, please see slab.
Slab party at the Astrodome!
by reppintexas June 27, 2006
Specifically, a party which occurs because a group of people have won a lot of slabs of beer, and the express purpose of the party is to drink all of the slabs in one go.
by Aspirex November 13, 2005