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A person who is not jewish or part of the religion of Judaism, but likes to believe they are or celebrates jewish holidays and/or follows their traditions and beliefs (a wannabe).

Most psycho-semitics are cirucumsized.
Michael is a psycho-semitic, he's atheist but he loves to celebrate Hanukah and passover. He wants to convert but he's way too lazy...
by aREALjew October 13, 2011
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