An immature person who overuses the word "WIN" to describe things he likes, but most others think is boring.

Being JackNicked is when you say something and JackNick gets butthurt and puts you on the auto-moderate list.

JackNicking is having a post removed by a moderator because you hurt their tender feelings.
Lauren's post got JackNicked because the moderator doesn't like the big words she used.
by Fresh Princess of Belmont February 25, 2012
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