Someone that gets fucked up on Heroin. Denslow's think they're invincible but they actually are chronic ODers and infested with STDs. Denslow is someone whom is exteremly thin because all they intake is Heroin or other drugs through IV.
Guy: Yo WTF was wrong with that guy, he couldn't even stand or talk.
Guy 2: I think he was a Denslow, lets get away from him before he sticks us with a needle!