Acidhead

noun, slang

noun, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    A person who uses the hallucinogenic drug LSD. derogatory, often, slang

Synonyms

All synonyms
addictalcoholicchain smokercocaine sniffercokiecubehead

Etymology

From acid + -head.

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