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1-Any person who is of less than desireable social value, or displays characteristics generally posessed by the aforementioned variety of people.
2-(exclamation) a saying that expresses distaste for an object or event.
1- "did you meet katie's new boyfriend?"
"yeah, that chris vokes kid? what a sinjamin"

2- "yo dude, i cant make the Bills game, I have to take my girlfrend out"
by Jordan April 12, 2004
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