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1.
A slang term given people who live in Congers, New York. Though the term is interpreted as very general, it is often given to the douchebag white kids who try to act black, or the obnoxious preppy crowd who have an undeserved feeling of accomplishment and self-esteem.
Ex. 1:

Emo: North's full of these self-obsessed idiots.
Goth: Fucking Congroids.

Ex. 2:

Teacher: Why did you push steve down the stairs kyle?

Kyle: Bitch, you buggin'. Nigga called me names, yo.

Teacher: You're such a stupid congroid.
by ToChEm December 20, 2010