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The ability to spot racists before they appear, specifically Jayda Fransen of Britain First political Nazi group.
"I was minding my own business and my Jaydar started tingling and then next thing I was surrounded by racists"
by Susan Donym March 29, 2015
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2
The ability that allows one to detect marijuana intoxication.
According to my jaydar, those two young people are high on marijuana.
by streethawk September 02, 2007
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