overdose on (something)(redirected from overdoses on)
overdose on (something)
To experience an extreme, life-threatening physical reaction to too large or too many doses of some drug, especially heroin, opioids, cocaine, or amphetamines. I thought I was overdosing on my medication when I started losing consciousness like that. My brother eventually overdosed on morphine after getting addicted to it following his surgery.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.