Shroom

//ʃɹuːm// noun, verb, slang

noun, verb, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    A magic mushroom: a hallucinogenic fungus. plural-normally, slang

    "Dosage: The typical amount of beginner “shroom” dosage ranges from 1.5 grams of dried shrooms for a mild experience, to 3.5 grams for an intense experience."

  2. 2
    a mushroom containing psilocybin taken as a hallucinogenic drug wordnet
  3. 3
    Any mushroom. informal, rare

    "These succulent little shrooms from pop culture scholar Lena Lencek will drive everyone back for seconds."

Verb
  1. 1
    To take magic mushrooms. intransitive, slang

    "Not just because it was sophmoric^([sic]) and juvenile (which it surely was) but I was shrooming pretty heavily by now."

Example

More examples

"Dosage: The typical amount of beginner “shroom” dosage ranges from 1.5 grams of dried shrooms for a mild experience, to 3.5 grams for an intense experience."

Etymology

Clipping of mushroom.

Related phrases

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