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1. One of the most awsome gods in the religion of Daoism
2. Someone who is obssess with rain
3. Describing a person who is too awsome to be true. Normally associated with the name Frank.
4. People with pessimistic ideals and craves for pain.
Dude, he is such a rainster~
by YakusokuNoBasho April 22, 2005
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