a term often heard in northern ireland,it means the effects of consuming copious quantities of ecstacy or MDMA. the afflicted person's eyes will roll back in their skull,the jaw will move up and down at approximately 93 mph,and the words "man i am soooo baked" will usually be spoken in an unintelligible manner.
last night i was chin bar walloped
did ya see the hack of that wee lad? he was fuckin chin bar walloped!