the world > physical sensation > use of drugs and poison > effects of drugs > [noun] > effects of hallucinatory drugs > unpleasant (2)
a bad or distressing (psychological) experience caused by taking a hallucinogenic drug (esp. LSD), often involving extreme fear or anxiety…
An unpleasant or distressing (psychological) experience caused by taking a hallucinogenic drug (especially LSD). Cf. bad trip n. at bad, adj. n.2adv.…