• synonyms

speed freak

or speed·freak

See more synonyms for speed freak on Thesaurus.com
noun Slang.
  1. an addict or habitual user of amphetamines, methamphetamines, or similar stimulating drugs.
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Origin of speed freak

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018