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speed freak

or speed·freak

[ speed-freek ]
/ ˈspid ˌfrik /
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noun Slang: Disparaging and Offensive.
a person who habitually uses or is addicted to amphetamines, methamphetamines, or similar stimulating drugs.
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Origin of speed freak

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. 2023

British Dictionary definitions for speed freak

speedfreak
/ (ˈspiːdˌfriːk) /

noun
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
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