1 definition by xreal

The pack of ten hypodermic needles sold at pharmacies to people without a prescription. Intended for use by diabetics without a prescription in an emergency, but more often used by heroin ("smack") junkies and vagrants.
ex. 1— Hey, Alex just scored a balloon, lets grab a smack pack and chase the dragon.

ex. 2— Billy and I are going to lunch but he forgot his insulin syringes at home so we need to grab a smack pack from Duane Reade
by xreal February 6, 2015
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