speed freak

or speed·freak

[ speed-freek ]

nounSlang: Disparaging and Offensive.
  1. a person who habitually uses or is addicted to amphetamines, methamphetamines, or similar stimulating drugs.

Origin of speed freak

1
First recorded in 1965–70; speed (in the sense “stimulating drug”) + freak1 (in the sense “person who pursues an obsession”)

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for speedfreak

speedfreak

/ (ˈspiːdˌfriːk) /


noun
  1. slang an amphetamine addict

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012