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Rainter season is a phase or time when the season is foggy, dull and rainy. It doesn't make any sense. You don't even understand what season that is.

This often happens in countries in South Asia.
Hey why is it so foggy but also raining outside?
OMG, u didn't know! It's Rainter Season!
by DayDreamer329 November 19, 2015
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