shroomBrE/ʃruːm/, /ʃrʊm/NAmE/ʃruːm/, /ʃrʊm/ (informal, especiallyNAmE) (also magic mushroomBrE or becomingold-fashioned, NAmE) nounatypeofmushroom that has an effect like some drugs and that may make people who eat it hallucinate (= seethingsthatarenotthere)致幻蘑菇▸shroomBrE/ʃruːm/, /ʃrʊm/NAmE/ʃruːm/, /ʃrʊm/verb[I]◆Joewasshroominglastnightandhasakillerheadachetoday. 乔昨晚吃了致幻蘑菇,今天头痛欲裂。