Новый большой англо-русский словарь. 2001.
skinpop — /ˈskɪnpɒp/ (say skinpop) Colloquial –noun 1. an injection of a drug into the skin. –verb (i) 2. to inject drugs into the skin. {skin + pop1} …
skinpop — An intramuscular injection of narcotic drug … Black's law dictionary