Meant to be used in the context of feeling a womens breasts for a long time. this phrase comes from when girls would smuggle heroin into the country in there breast implants. mostly used by boys, the phrase is usually considered vulgar and gross
"OHH damn dude you just got caught Jacking Heroine"
"i know arnt those boobs awesome awesome"

"hey jim ive been a bad girl i think you need to jack my heroin
by JackHawk April 11, 2011
Get the Jacking Heroin mug.