derived from the phrase "halves (1/2's) on a
bag" which is used to describe the action of more than one individual purchasing a parcel of pharmaceuticals, usually evenly distributing
money for
said purchase.
in other words, goin half on a dub.
"hey home slice, wanna go
ham on a
bacon tonight? I've got 10 bucks."
other similar phrases might include:
"ham on a bagel"
"ham on a
biscuit"