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bad trip

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noun Slang.
  1. a mentally or physically horrifying drug-taking experience, as one accompanied by nightmarish hallucinations or by physical pain.
  2. a dismayingly unpleasant experience: He was so ill-prepared that college was a bad trip for him.
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Origin of bad trip

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Idioms and Phrases with bad trip

bad trip

A frightening or otherwise very unpleasant experience, as in Given the poor turnout, her book tour was a bad trip. The term comes from drug slang of the mid-1900s, where it meant experiencing hallucinations, pain, or other terrible effects from taking a drug, especially LSD. It was then extended to any extremely unpleasant experience.

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.