noun, slang ·Moderate ·College level

Definitions

Noun

1. 1
   An addict or habitual user of amphetamines, methamphetamines, or similar stimulating drugs. slang
2. 2
   A person who enjoys driving, riding motorcycles, etc. at high speeds. slang
3. 3
   A metalhead who listens to speed metal. slang

Etymology

From speed + freak.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.