Definitions by LampshadeStylist

Shismammered 

A combination of the words shit-faced, smashed, and hammered; used to indicate extreme inebriation beyond the point that one of aforementioned words suffices to sufficiently express one's physical and mental state.

He drank about 4 Four Lokos.. I think he's shismammered.

Shismammered by LampshadeStylist October 12, 2010