balls

Drug slang that refers to cotton balls used to absorb heroin cooked in a spoon, taken up through an intravenous needle rig and prepared for a shot of heroin shot.
(She's) climbing up the walls, shootin' all my balls...( from Johnny Thunders song 'Too much Junkie Business'
by Oldpunk January 07, 2007
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skin-pop

Injecting heroin WITHOUT DIRECT INJECTION into a vein.
I used to skin-pop, but now I mainline.
by Oldpunk September 30, 2005
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