Go-fast

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A speedboat. slang
  2. 2
    Methamphetamine. slang

Synonyms

All synonyms
methamphetaminemethamphetamine hydrochloridemethedrinespeed

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