Drugs: a slang use for 3,4-methylenedioxy-N-methylamphetamine (Ecstasy). May refer to the drug itself, under the influence, or the dosage of the pill.
Noun: Let's be flyin' down US-220 on these stacks I picked up!
Adjective: These pills are triple stacked.
Verb: We been fuckin' t'ill dawn all stacked up like mothafuckas!
to be well built and very musuclar, comes from english public school boy rugby speak (jocks always talk shit, even over here!). can also be confined to unpper or lower bodies, eg u-bod stack, or l-bod stack, or in the case of a particularly large manf-bod stack.