(drugs) an injection of a narcotic.
|Criminal Sl. (rev. edn).|
|AS XXVII:1 28: PING IN WING, phr. Injection in arm.‘Teen-age Hophead Jargon’ in|
|Underground Dict. (1972) 72: dump the ping in wing [...] Give up one’s plans for an injection.|
|ONDCP Street Terms 17: Ping-in-wing — To inject a drug.|