Top Definition
If you are not from the Montreal area, and you stay for longer than just a visit, you may be affected by the "Montreal Effect". The Montreal Effect is recognizable by it's taking over of a previously patient and soft tempered personality. Once it's effect have acted on a new Montreal resident, the person shows symptoms of agressiveness on the road, loss of patience, and selfishness.
- I am so irratable and mad at everything, I don't know what's wrong with me lately...?!
- Maybe you have been struck by the Montreal Effect.
- Is it bad?
- It's very dangerous.
by MandeeBenz May 13, 2010

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