Definitions by J Dilla

plus one 

To pack a bowl, usually in reference to marijuana or shisha if the bowl is on top of a hookah. Plus one can be invoked as a rule in a home and continued invocation can often lead to extended periods of marijuana use. Often associated with poonin it.

This house was founded on a promise, and that promise is plus one.

also,

I'm high as shit-- plus one.

plus one by J Dilla May 22, 2008