Top Definition
1. The reverse of the placebo effect.

2. It's when you expect to hate something and you end up hating it.
1. Kennedy chose the Latin word nocebo ("I shall harm") because it was the opposite of the Latin word placebo ("I shall please"), and used it to denote the counterpart of the placebo response: namely, an "unpleasant" response to the application of real or sham treatment.

2. I hated the food because I expected it to suck. That's nocebo effect for ya.
by swvfan April 29, 2012
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