dat good good 

Something great or good that you have been waiting for.

We have dat good good lunch next period right?

dat good good by Ranger forever March 11, 2015

dat good shit 

Meth, sometimes of the crystal variety, weed, cocaine, Herion, and or any other type of drug bought off the streets from the local drug dealer

My drug dealergave me dat good shit after I gave him $10

dat good shit by JewishKrabs October 23, 2017