Originating from Dayton, Ky
The act of pulling out before climax of intercourse & shooting your load on your significant others forearm (Where one would typically inject heroin)
Jim: "Dude! That girl you fucked from the bar is a dope head!"
Lance: "No wonder she won't leave me alone, I gave her the Dayton Syringe!"
by FeedMePercocet January 7, 2016
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The act of pulling out during sex & ejaculating on your significant others forearm ( Where one would typically inject heroin )
Jim : " Dude! I heard that girl you fucked from the bar is a dope head ! "

Lance : " No wonder she won't leave me alone, I gave her the Dayton Syringe! "
by FeedMePercocet January 7, 2016
Get the Dayton Syringe mug.